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Điền giới từ vào .... : Before / under / out / between / of
Even before he is born,, a baby has small teeth ………under……… his gums . At about the age…………of…… six months, he first tooth starts to grow. …………Before…… the young child is threeyears old, he has twenty small teeth. ………Between……… the ages of six and twelve, a second set ofteeth form in the gum below the first teeth and push them
Điền giới từ thích hợp cho trước vào ô trống
Before/under/out/between/of
Even before he is born, a baby has small teeth....under......his gums.At about the age.....of......six months, he first tooth starts to grow. .....Before........the young child is three years old, he has twenty small teeth. ....between......the ages of six and twelve, a second set of teeth form in the gum below the first teeth and push them.....out.....
Điền giới từ thích hợp cho trước vào ô trống
Before/under/out/between/of
Even before he is born, a baby has small teeth......UNDER....his gums.At about the age.....OF......six months, he first tooth starts to grow. ....BEFORE.........the young child is three years old, he has twenty small teeth. .....BETWEEN.....the ages of six and twelve, a second set of teeth form in the gum below the first teeth and push them.....OUT.....
Bài 5: Đọc đoạn văn sau và trả lời câu hỏi.
A child gets two sets of teeth. The first set, baby teeth,starts to grow when the child is a baby. The second and last set grows in at school age. They are the permanent teeth. Permanent teeth should last a lifetime. A child grows his first baby tooth at about 7 months of age. It is usually a front one. The remaining baby teeth grow in over the next 24 months. By the time the child is 30 months old, there will be a total of 20 baby teeth in his mouth, 10 on top and 10 on the bottom. When the child is between 6 and 12 years old, the permanent teeth push against the roots of the baby teeth, making the fall out. One tooth at a time becomes loose, falls out. The new tooth may not grow in immediately. Between 16 and 22 years, an adult should have a total of 32 permanent teeth: 16 on top and 16 on the bottom.
1. How many sets of teeth can a child have?
two
2. How long do permanent teeth last?
Permanent teeth should last a lifetime
3. When do the front teeth grow?
7 months of age
4. How many baby teeth can a child has?
20
5. Why do the baby teeth fall out?
When the child is between 6 and 12 years old, the permanent teeth push against the roots of the baby teeth, making the fall out.
Bài 6: Sắp xếp các từ thành câu có nghĩa.
1. you/ Linh/ ,/ what/ with/ matter/ is/ ?/ ,/
What is matter with you, Linh?
2. talking/ felt/ to/ Minh/ less/ Hoa/ after/ scared/
After talking to Minh, Hoa felt scared.
3. Trang/ dentist/ did/ last/ why/ to/ the/ go/ week/ ?/
Why did Trang go to the dentist last week?
4. your/ many/ a/ times/ do/ wash/ you/ week/ clothes/ how/ ?/
How many times a week do you wash your clothes?
5. filled/ tooth/ cavity/ Dr./ my/ the/ Sam/ yesterday/ in/ ,/
Dr. Sam filled in my tooth cavity yesterday
|
Nowadays, keeping your teeth health is very important. Dentists can do a lot to improving your teeth. They can straighten your teeth by put wires on them. This wires push the roots of the teeth the right way. The goodest time for doing this is while the teeth are grew. A lot of dentists, however, prefer not to start doing this before a child is at less eight. Sometimes a dentist even used elastic bands to make a tooth straight. Sometimes pulled a tooth out can prevent the other teeth with growing too close to one another. |
1.healthy 2. improve 3. put 4. These 5. best 6. growing 7.least 8. uses 9. pulling 10. from |
Each line in the following passage has one mistake. find the mistake and correct it. There is one example which has been done for you.
|
Nowadays, keeping your teeth health is very important. Dentists can do a lot to improving your teeth. They can straighten your teeth by put wires on them. This wires push the roots of the teeth the right way. The goodest time for doing this is while the teeth are grew. A lot of dentists, however, prefer not to start doing this before a child is at less eight. Sometimes a dentist even used elastic bands to make a tooth straight. Sometimes pulled a tooth out can prevent the other teeth with growing too close to one another. |
1. _improve________ 2. ___putting______ 3. ___these______ 4. ___best______ 5. __growing_______ 6. ____isn't_____ 7. ___least______ 8. ____uses_____ 9. ___pulling______ 10. ____from_____ |
VII. Em hãy đọc đoạn văn sau rồi chọn đáp án đúng cho mỗi câu hỏi.
KEEPING OUR TEETH HEALTHY
It is very important to have healthy teeth. Good teeth helps us to chew our food. They also help us to look nice. How does a tooth go bad? The decay begins in a little crack in the enamel covering of the toot. This happens after germs and bits of food have collected there. Then the decay slowly spreads inside to tooth. Eventually, poison goes into the blood, and we may feel quite ill. How can we keep out teeth healthy? First, we ought to visit our dentist twice a year. He can fill the small holes in our teeth before they destroy the teeth. He can examine our teeth to check that they are growing in the right way. Unfortunately, many peole wait until they have toothache before they see a dentist. Secondly, we should brush our teeth with a toothbrush and fluoride toothpaste at least twice a day – once after breakfast and once before we go to bed. We can also use wooden toothpicks to clean between our teeth after a meal. Thirdly, we should eat food that is good for our teeth and our body: milk, cheese, fish, brown bread, potatoes, red rice, raw vegetables, and fresh fruit. Chocolate, sweets, biscuits and cakes are bad, especially when we eat them between meals. They are harmful because they stick to our teeth and cause decay.
1. When food and germs collect in a small crack, our teeth ..............
A. become hard B. begin to decay C. send poison into the blood D. make us feel quite ill
2. A lot of people visit a dentist only when...................
A. their teeth grow properly B. they have holes in their teeth C. they have toothache D. they have brushed their teeth
3. We ought to try to clean our teeth ............................. ......................
A. once a day B. at least twice a day C. between meals D. before breakfast
4. We shouldn’t eat a lot of …………………
A. read rice B. fresh fruit C. fish D. chocolate
5. Sweets are harmful because they make our teeth .....…………
A. black B. ache C. bad D. cracked
Nowadays keeping your teeth health is very 1/healthy
important. Dentists can do a lot to improving your 2/improve
teeth.They can straighten your teeth by put wires on 3/putting
them. This wires push the roots of the teeth the right 4/These
way.The goodest time for doing this is while the 5/best
teeth are grew.A lot of dentists , however , prefer not 6/growing
to star doing this before a child is at less eight.7/least
Somtimes a dentists even used elastic bands to 8/uses
make a tooth straight.Sometimes pulled a tooth out 9/pulling
can prevent the other teeth with growing too close to 10/from
one another
Hello ! My name is Phong .I'm twelve years old and I'm in grade 6 .My school is in the country .It's a small school . My school has two floors
and sixteen classrooms .My classroom is on the fisrt floor .There are thirty-five student in my class . Every morning I get up at six o'clock . I
get dressed , brush my teeth and wash my face .I have breakfast at six twenty and go to school at six forty.
1, Phong is twenty years old F
2, he's in grade six T
3, Phong's school is in the city F
4, Phong's school is small T
5, there are 60 classroom in Phong's aschool T
6, Phong classroom is on the 2nd floor F
7, his class has 53 students F
8, Phong brushes his teeth at 6.20 F
9, he has breakfast at 6.30 T
10, Phong goes to school at 6.40 T
em hay doc ki doan van sau roi viet T ( true ) cho moi cau tra loi dung va F ( false ) cho moi cau tra loi sai so voi noi dung cua bai
Hello ! My name is Phong .I'm twelve years old and I'm in grade 6 .My school is in the country .It's a small school . My school has two floors
and sixteen classrooms .My classroom is on the fisrt floor .There are thirty-five student in my class . Every morning I get up at six o'clock . I
get dressed , brush my teeth and wash my face .I have breakfast at six twenty and go to school at six forty.
1, Phong is twenty years old: F
2, he's in grade six : T
3, Phong's school is in the city : F
4, Phong's school is small : T
5, there are 60 classroom in Phong's aschool : F
6, Phong classroom is on the 2nd floor : F
7, his class has 53 students : F
8, Phong brushes his teeth at 6.20 : F
9, he has breakfast at 6.30 : F
10, Phong goes to school at 6.40 : T
III. Em hãy đọc đoạn văn sau rồi viết T (true) cho mỗi câu đúng F (false) cho mỗi câu sai.
Even before it is born, a baby has small teeth under its gums. At about the age of six moths, its first tooth starts to grow. Before the young child is three years old, it has twenty small teeth. Between the ages of six and twelve a second set of teeth form in the gum bellow the first teeth and push them out.
.......T....... 1/ A baby has teeth under its gums even before its bith.
......F........ 2/ A baby’s first tooth appears as soon as it is born.
........F...... 3/ A three-year-old child has twenty tiny teeth.
.......T....... 4/ A child’s second set of teeth appear before it is six years old.
.......F....... 5/ A child’s second teeth begin to grow while the child still has its first teeth.