公共英语一级写作：It引导的形式主语句子与其他句型的转换

会计考友

It引导的形式主语句子与其他句型的转换 　　【经典例题】He spent 4 hours in doing his homework yesterday. It took him 4 hours____ _____ his homework yesterday.
　　【名师精解】本题的正确答案是：to do.本题考查的句型是It take s[B] some time to do sth……它表达的意思可以用spent ,cost 等词表达。