人教版高中英语选修七Unit5词汇应用综合练习1、 单句语法填空：1. It _(recommend) that you should consult your doctor. 2. Respond quickly and briefly, _ (apology) for your mistake. 3. Certain courses are compulsory, but others are _(option). 4. You cannot pass an examination without _, so you should _for it. (prepare)5. To live a _life, he went to city to find a job. It is a _ that he earned a lot of money and
