文章大意为发展中国家性别歧视,其中一句:Deep discrimination against women creates a firm force that keeps girls from living up to their full potential.It also leaves them victims___to____ severe physical and emotional harm.空格部分的介词为什么要填to而不能是if?
The millions of calculations involved, had they been done by hand, ______ all practical value by the time they were finished.A. had lost B. would have lost C. would lose D. should have lost请问:应该选哪个? had...
Susan is what is known as an addlehead.这句话中的what可以替换为连接代表who吗?我知道what可以同时在主从句中做成分,那who作为连接代词不可以吗?如果不可以的话,那Do you know who will come this afternoon? 这句话中的who引导的从句做know的宾...
Do you remember all those years when scientists argued that smoking would kill us but the doubters insisted that we didn't know for sure?这句话并不缺成分,为什么when引导的是定语从句而不是时间状语从句?