1. 难度:简单 | |
As we know, none of us likes pollution. A.no one B.not everyone C.someone D.nothing
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2. 难度:中等 | |
Every teacher is supposed to be honored. A.think B.allow C.should D.may
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3. 难度:中等 | |
—Hi, have you found your lost watch? —Not yet, I have looked for it everywhere, but I still haven’t found it. A.at those places B.here and there C.somewhere D.over there
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4. 难度:中等 | |
Trees are very important to our environment. They can stop wind from blowing the earth away. A.kept B.put C.take D.prevent
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5. 难度:中等 | |
The story happened three years ago. A.started B.took C.took place D.began
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