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People usually sing because they like music or because they feel happy . They express their happiness by singing . When a bird sings , however , its song usually means such more than that the bird is happy . Birds have many reasons for singing . They sing to give information . Their songs are their language
The most beautiful songs are sung by male birds . They sing when they want to attract female birds . It is their way of singing that helps them look for a wife
Birds also sing to tell other birds to keep away . To a bird , his tree or even a branch of tree is his home . He does not want strangers to come near him , so he sings to warn them
If a bird can not sing well , he usually has some other means of giving important information . Some birds dance , spread out their tails or make others sing . One bird has a most unusual way of finding a wife . For example , it builds a small garden of shells and flowers
1. What do most birds usually do if they can not sing well ?
A. Warn other birds to go away
B. Find a wife
C. Fly high in the sky
D. Give their information in another way
2. What is one bird's unusual way of attracting a female bird ?
A. It dances
B. It spreads out its tail
C. It use shells and flowers to make a garden
D. It searches for a wife
3. Why do people usually sing ?
A. They feel happy
B. They like birds
C. They want to tell a story
D. They study music
4. Which birds sing the most beautiful songs ?
A. Birds in a good temper
B. Female birds
C. Male birds
D. Female birds which attract male birds
5. What warning does a bird sometimes sing to give ?
A. A warning to come quickly
B. A warning to keep away
C. A warning to be dangerous
D. A warning to stop singing
1. The panda's ............ habitat is the bamboo forest
A. nature B. natural C. naturalized D. naturally
2. Learners can feel very .............. if an exercise is too difficult
A. courageous B. encouraging C. unharmed D. harmless
Có lộn key anws không?
3. Oil , coal and natural gas are ................. fuels made from decayed material from animal or plants
A. unleaded B. smokeless C. solid D. fossil
4. Neil Armstrong , an American ....................... , was the first man to step on the moon's surface
A. scientist B. cosmonaut C. astronaut D. astronomer
5. The Great Wall of China is considered one of the greatest wonders in the world .............. its magnificence and significance
A. in spite of B. because C. instead of D. thanks to
6. Pioneers , ................... in isolated areas of the United States , were almost totally self - sufficient
A. who living B. living C. lived D. that lived
7. ..................... on the phone
A. It is his mother whom is B. It was his mother whom is
C. It was his mother who is D. It is his mother who is
8. .................. a high level of blood cholesterol
A. It is eggs that contain B. Those are eggs it contains
C. It is eggs that contains D. It is eggs contain
9. Jenny .................... leave the hospital only fours days after the operation
A. was able to B. could C. can D. will be able to
10. At last , they ............. get through the mountain in such a heavy rain
A. can B. could C. are able to D. were able to
11. Despite yesterday's snowfalls , we ................ arrive at school on time
A. could B. couldn't C. were able to D. weren't able to
12. The girl .................... tell what had happened to her after she had been unconscious for three days
A. could B. will be able to C. can D. was able to
Choose the best answer :
1. Nellie Ross of Wyoming was the first woman .................... governor in the United States
A. who elected B. to be elected C. was elected D. her election as
2. Pioneers , ....................... in isolated areas of the United States , were almost totally self - confident
A. who living B. living C. lived D. that lived
3. Completed in 1756 , Nassau Hall is the oldest building now ............ on the campus of Princeton University
A. standing B. it stands C. has stood D. stood
4. Neil Armstrong , ....................... person to set foot on the moon , reported that the surface was fine and powdery
A. the first B. to be the first C. was the first D. as the first
5. The Massachusetts State House , ........................... in 1798 , was the most distinguished building in the United States at that time
A. completing B. which was completed C. was completed D. to be completed
6. Lady Astor was the first woman ............................. her seat in Parliament
A. take B. to take C. taking D. who takes
7. Norman Weiner , .......................... mathematiciann and logician , had an important role in the development of the computer
A. who as a B. was a C. whom a D. a
8. Coal was the first fuel ................... to power machinery
A. is used B. using C. to use D. to be used
9. She has always got on well with her colleagues
A. she has always had poor friendship with her colleagues
B. she has always been on good terms with her colleagues
( get on well with sbd= be on good terms: hòa đồng thân thiện)
C. her colleagues have always put up with her
D. She is trying to establish a good friendship with her colleagues
10. Julia didn't listen to what her doctor told her
A. What the doctor told Julia was not worth listening to
B. Julia couldn't hear what the doctor told her
C. the doctor told Julia to listen to what he said , but she didn't do so
D. Julia took no notice of what her doctor told her
11. John Smith is a farmer . I bought his land
A. John Smith , whose land I bought , is a farmer
B. John Smith , who is a farmer , whose land I bought
C. John Smith , whom I bought his land , is a farmer
D. John Smith , a farmer , bought his land
12. That's the man I told you about yesterday
A. That's the man about whom I told you yesterday
B. I told you about the man whom you met yesterday
C. That's the man about that I told you yesterday
D. That's the man about I told you yesterday
13. Nobody could possibly believe the story he told us
A. the story he told us was magical
B. It's possible that he told an unreal story
C. It's possible that he told a real story
D. the story he told us was beyond our belief
14. Solar energy is not only plentiful and infinite but also clean and safe ( Từ " infinite " đồng nghĩa với từ nào ? )
A. boundless B. unlimited C. uncountable D. inflexible
infinite: vô hạn
