1.有一题是The man doesn’t konw what to do —— (stop)his baby from crying.,答案是 同help 。
why?do 后面 不是原形吗,为什么加to。
2.be sorry 后面的动词一定加to?
be sorry to trouble you....
固定加to?
3.Lucy finished —— (read) the novel last week.
答案是reading。
why?
不是都过去了么?而且不是有 to do 的结构吗?有吗?
为什么不用 to read?
4.the book was rather ____(bore).
答案是boring.
why?
rather 和bore 是什么意思?为什么用ing?
5.They have to stand there —— (wait) for the bus evey day.
答案是加ing
why?
用原行不可以吗?
参考资料:英语牛人团