4 . 要高精确度地预测飓风的表现尚需要许多年。
It will be many years before anyone can predict ________________ with much accuracy.

5 . 1400名支持者尽全力守着规矩，结束时排成队平静地离场。
The 1,400 fans were ________________ and filed out peacefully at the end.

6 . 什么食物都要先嚼碎再吞咽。
Always chew food well ________________.

7 . The old woman lives in a small house，_________________________________．
老太太住在一个小房子里，房顶破了。

8 . 选词填空

1. __________ join a club to improve your social skills?
2. If you __________ online games, it’s really hard to quit.
3. For some adults, a low salary __________ enjoy an easy life.
4. It is __________ for newcomers to feel anxious and uncertain.
5. More people would __________ cycling if conditions were right.
6. The book is intended for __________ and young __________.
7. It’s hard to change your __________, even harder to keep it changed.
8. At senior high school you should __________ your studies and make progress.
9. Good traditions of the family have been handed down from one __________ to the next.
10. __________ you to follow your teacher’s advice and pay attention to the vocabulary.