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一、根据句子意思，用所给单词的适当形式填空
1. There is more and more ________(pollute) because of too much traffic.
2. I have never thought about ________(travel) abroad.
3. He always does his homework ________(correct), so he often feels unhappy.
4. We might need ________(sleep) bags too.
5. In the future, most of the work ________(do) by machines.
1. There is more and more ________(pollute) because of too much traffic.
2. I have never thought about ________(travel) abroad.
3. He always does his homework ________(correct), so he often feels unhappy.
4. We might need ________(sleep) bags too.
5. In the future, most of the work ________(do) by machines.
答案：
一、1. pollution 2. travelling 3. incorrectly 4. sleeping 5. will be done
( ) 1. —Playing video games is a waste of time.
—I can't agree more. There are ________ meaningful things to do.
A. the most B. the least C. more D. less
—I can't agree more. There are ________ meaningful things to do.
A. the most B. the least C. more D. less
答案：
二、1—3 CDD
( ) 2. There's no ticket left for the piano concert. ________ you ________ your sister can go to it.
A. Both; and B. Not only; but also
C. Either; or D. Neither; nor
A. Both; and B. Not only; but also
C. Either; or D. Neither; nor
答案：
二、1—3 CDD
( ) 3. If we sit by ________ window of the train, we will have ________ better view.
A. /; the B. /; a
C. the; the D. the; a
A. /; the B. /; a
C. the; the D. the; a
答案：
二、1—3 CDD
三、首字母填空
Phil is a scientist for NASA. Scientists are always asking questions. One question Phil has is: “Are rocks on Earth l 1 rocks on Mars?” The first step was to collect rocks from around the world. I 2 of collecting the rocks himself, Phil thought of a good idea. He would ask kids everywhere to s 3 him rocks. Soon children from all over the world have sent in over 8,000 rocks. Phil and other scientists study each rock to d 4 what minerals (矿物质) are in it. Studying rocks from the Earth is the easier part of Phil's project. Learning about rocks on Mars is more c 5. To do this, Phil helped c 6 a special camera that was sent into space. It c 7 around Mars and takes pictures of rocks there. Scientists learn a lot by c 8 rocks from the Earth and Mars. They learn how Earth and Mars are d 9, and they learn how the planets are alike too.
Mars is the planet most like Earth. “Studying Mars can tell us a lot about the planet and what humans have to be p 10 for when they get there,” Phil said.
1. ________ 2. ________ 3. ________ 4. ________ 5. ________
6. ________ 7. ________ 8. ________ 9. ________ 10. ________
Phil is a scientist for NASA. Scientists are always asking questions. One question Phil has is: “Are rocks on Earth l 1 rocks on Mars?” The first step was to collect rocks from around the world. I 2 of collecting the rocks himself, Phil thought of a good idea. He would ask kids everywhere to s 3 him rocks. Soon children from all over the world have sent in over 8,000 rocks. Phil and other scientists study each rock to d 4 what minerals (矿物质) are in it. Studying rocks from the Earth is the easier part of Phil's project. Learning about rocks on Mars is more c 5. To do this, Phil helped c 6 a special camera that was sent into space. It c 7 around Mars and takes pictures of rocks there. Scientists learn a lot by c 8 rocks from the Earth and Mars. They learn how Earth and Mars are d 9, and they learn how the planets are alike too.
Mars is the planet most like Earth. “Studying Mars can tell us a lot about the planet and what humans have to be p 10 for when they get there,” Phil said.
1. ________ 2. ________ 3. ________ 4. ________ 5. ________
6. ________ 7. ________ 8. ________ 9. ________ 10. ________
答案：
三、1. like 2. Instead 3. send 4. discover 5. challenging 6. create 7. circles 8. comparing 9. different 10. prepared
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