the prime factorisation of 151875 is 3^a x 5^b the value of a is
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Complete the sentences with the words given (1pt)
1 . on/ My / will / the / future/ ocean / house/ be/.
=> My future house will be on the ocean.
2.come / my / because / She / Ann / tonight / busy/ is / might/to /not /party
=> Ann might not come to my party tonight because she is busy.
3. less / there/ If/ cycle,/ more/ will/ people/ be/ pollution/ air.
=> If people cycle more,there air pollution will be less.
4. will/ what/ tomorrow/she/do?
=> What will she do tomorrow ?
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Choose the word whose main stress is placed differently from the rest of the others.
9. A. invite B. reduce C. polute D. modern
=> Quy tắc :
-Động từ có 2 âm tiết trọng âm rơi vào âm tiết thứ 2
-Danh từ/ Tính từ có 2 âm tiết trọng âm rơi vào âm tiết thứ 1
10. A. houseboat B . hi – tech C .robot D. skyscraper
=> hi-tech không có trọng âm
- các từ còn lại là danh từ, trọng âm rơi vào âm tiết thứ 1
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* Find the word which has a different sound in the underlined part.
7. A. happy | B. hat | C. dad | D. plant |
8. A. bicycle | B. exciting | C. favorite | D. widely |
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*Choose the best option marked A, B, C or D to complete each sentence.
(Chọn phương án đúng)
1. Thomas _______ for BBC One since 2005
A. has worked B. worked C. works D. have worked
2. I think “Tom and Jerry is the best _______
A. film B. sport C. newsreel D. cartoon
3. In the future, we won’t go on holiday to the beach but we _______ go on holiday to the moon.
A. must B. can’t C. might D. won’t
4. If we plant more trees, the air _______be so polluted.
A. will B. won’t C. do D might
5. We shouldn’t _______rubbish on the street.
A. throw B. wrap C. turn off D turn on
6. Turn _______the lights when we go out.
A. on B. off C. of D in
*Choose the best option marked A, B, C or D to complete each sentence.
(Chọn phương án đúng)
1. Thomas _______ for BBC One since 2005
A. has worked B. worked C. works D. have worked
=> Thì HTHT . Dấu hiệu : since
Diễn tả một hành động trong quá khứ chưa kết thúc mà vẫn tiếp diễn ở hiện tại
2. I think “Tom and Jerry is the best _______
A. film B. sport C. newsreel D. cartoon
=> hoạt hình
3. In the future, we won’t go on holiday to the beach but we _______ go on holiday to the moon.
A. must B. can’t C. might D. won’t
=> thì tương lai, có thể/không thể xảy ra
4. If we plant more trees, the air _______be so polluted.
A. will B. won’t C. do D might
=> Câu điều kiện loại 1 : If + S + V0/s/es , S + will/shall + V0 + O
Vế hai cũng là câu bị động
5. We shouldn’t _______rubbish on the street.
A. throw B. wrap C. turn off D turn on
=> ném,quăng
6. Turn _______the lights when we go out.
A. on B. off C. of D in
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Read the passge. Circle the best answer A, B, C or D to each of the question.
Most children love (1)______ activities. They play football, go skateboarding or go (2) ______ . In countries with snow Sweden, children go to the mountains with their parents to go skiing. They can make a snowman in the playground in front of their house. When the weather is bad, they can stay at home and watch interesting (3) ______ on TV.
1. A. outdoor B. indoor C. school D. home
=> hoạt động ngoài trời (play football,go skateboarding,go swimming)
2. A. tennis B. swimming C. karate D. football
=> go + swimming : đi bơi
3. A. channels B. viewers C. programmes D. shower
=> chương trình trên TV
Most children love (1)______ activities. They play football, go skateboarding or go (2) ______ . In countries with snow Sweden, children go to the mountains with their parents to go skiing. They can make a snowman in the playground in front of their house. When the weather is bad, they can stay at home and watch interesting (3) ______ on TV.
1. A. outdoor B. indoor C. school D. home
2. A. tennis B. swimming C. karate D. football
3. A. channels B. viewers C. programmes D. shower
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Read the passage and answer the questions:
My future house will be on the Ocean. It will be surrounded by tall trees and blue sea. There will be a swimming pool in front and a large flower garden behind the house. There will be a helicopter on the roof so that I can fly to school.
My future house will have solar energy. There will be some robots in the house. They will help me do the housework, such as: cleaning the floors, cooking meals, washing clothes, watering the flowers and feeding the dogs and cats.
I will have a super smart TV in my house. It will help me surf the Internet, send and receive my e-mails, and contact my friends on other planets. It will also help me order food from the supermarket
* Questions:
1. Where will the house be located?
---> House be located on the ocean.
2. What will there be in front and behind the house?
---> There will be a swimming pool in front and a large flower garden behind the house.
3. Will the house have wind energy?
---> Yes, it will
4. What will you have in your house?
---> I will have a super smart TV in my house.
5. What will the robots do?
---> They will help me do the housework, such as: cleaning the floors, cooking meals, washing clothes, watering the flowers and feeding the dogs and cats.
#LinhNguyen
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put the letters in the correct order
rbaekftsa : breakfast
Dịch : bữa ăn sáng
\(151875=3^5\times5^4\)
so value of a is 5