6．It's kind ________ you ________ so much for us．（ ）
| A． | of，to think | B． | for，to think | C． | of，thinking |
5．Eagle Father was so ________with his son that he kept the four-year-old son running
in the snow without clothes．（ ）
in the snow without clothes．（ ）
| A． | pleased | B． | careful | C． | strict |
4．-How long ________ you ________ this book？
-For two weeks．（ ）
-For two weeks．（ ）
| A． | did； borrow | B． | have； borrowed | C． | have； kept |
3．-How can we save the earth？
-We can begin with small things．For example，we can use reusable bags _____ plastic bags．（ ）
-We can begin with small things．For example，we can use reusable bags _____ plastic bags．（ ）
| A． | rather than | B． | as well as | C． | instead of |
2．-What will the weather be like tomorrow？
-It ______ be sunny，cloudy or rainy．Who knows？（ ）
-It ______ be sunny，cloudy or rainy．Who knows？（ ）
| A． | might | B． | shall | C． | must |
1．-Shall we go out for dinner tonight？
-________．（ ）
-________．（ ）
| A． | Have fun | B． | That sounds great | ||
| C． | You are right |
20．If the number of the sharks drops too _____，it will bring danger to all ocean life．（ ）
| A． | low | B． | little | C． | few |
19．-Must I return before dinner，Mum？
-No，you _________．You can come back later．（ ）
-No，you _________．You can come back later．（ ）
| A． | mustn't | B． | needn't | C． | may not |
18．What ________ you _______ when the captain came in？（ ）
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| A． | are； doing | B． | did； do | C． | were； doing |