1.i have got something of particular importance to discuss with you .Could you spare me a few minutes?为什么是to discuss?2.t
问题描述：
1.i have got something of particular importance to discuss with you .Could you spare me a few minutes?为什么是to discuss?2.there being no spare parts ,the machine is still left unrepaired.为什么是being 不能是to be,been 3.she could do nothing but wait fot the doctor at that time.为什么是wait不是to wait ,waiting,to waiting 4.No passenger is allowed to stick his heas out of the window lest __a.he is hurt b.he would be hurt c.he may be hurt d.he be hurt
答
to后面引导的是目的状语,这是固定用法如果是there. to. be代表的是将要，而后面could do nothing but do sth.是固定搭配，意思是除了做某事什么都不能做最后选d第2题为什么是bing最后一题详解由于句中没有连接词and而后面的句子结构完整，所以前面一定不是完整的句子，而是做条件状语，而there to be是指这里将要有，显然不符合，所以用being,最后一题也是凭我的语感了，我也没做过这类型的题目