题目内容
10. It’s necessary for us (realize) the importance of environment protection.
10. to realize
88. This kind of new energy (成本低) and will never (用尽) .
一、词汇运用。(20分)
1. (child) under five years old should not play with this toy.
() 8. The poor man lived in a small house,but he doesn’t feel .
A. alone;lonely;lonely B. lonely;alone;lonely
C. alone;alone;lonely D. lonely;lonely;alone
5. Mike and Mark (do) their homework since half an hour ago.
5. 在你的家乡污染还是个大问题吗？
Is pollution stillin your hometown?
6. We all think the river will become (更干净) after taking action.
() 3. Her father used to an engineer in a steel factory.
A. was B. being C. be D. been
8. Don’t you think it fun (ski) with friends in winter?
