1．We must help to_cure_him_of_stealing.

　　我们必须帮助他改掉偷窃的恶习。

　　2．We couldn't_have_finished_the_work_on_time without your help.

　　要是没有你们的帮助，我们就不可能按时完成那项工作。

　　3．To make sure that he's in, we'd_better_call_him_up_in_advance.

　　为了确保他能在家，我们最好提前给他打个电话。

　　4．To our relief, the missing child returned home ten days later, tired_but_healthy.

　　让我们感到宽慰的是，那个丢失的小孩子十天后返回了家里，疲惫不堪却很健康。

　　5．He was on the point of leaving when_someone_knocked_at_the_door.

　　他正要走，这时有人敲门。

　　6．Old folks and children are all against the proposal, not_to_mention the youth.

　　老人和小孩都反对这个提议，更不用说年轻人了。

　　Ⅳ.课文语法填空

　　PIONEERS OF SCIENCE

Ⅴ.串点成篇微表达