题目列表(包括答案和解析)

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15.(   ) If a shark stops swimming,  it will   .

A. stop there e up    C. go down     D. be hungry

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14.(   ) Do you know    their plane leaves Beijing?

A. what time  B.where     C. whose      D. how long

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13.(   ) It means    you have already done something useful to improve the environment.

A. it      B.this     C. that      D. what

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12.(   )    you live, you can do something around your neighborhood.

A. Wherever   B.If      C. No matter    D. What place

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11.(   ) What    you    since you joined Greener China?

A. did,do   B.do,do    C. are,doing   D. have,done

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10. I found out that the factory was    waste water into the river.

A. pour     B.pouring    C. pours      D. poured

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9.(   ) They were very    of their son.

A. proud     B.proudly    C. pride      D. prides

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