题目内容：

倒装句的应用
So busy _______that he didn’t have lunch yesterday.
A.was he B.he did C.he was D.had he
为什么选A?不是说用he she 等代词时,要说he was

优质解答

这本来是so...that句型,正常语序是He was so busy that he didn’t have lunch yesterday.但有时为了强调“忙（so busy ）”,就把它放到句首去了,这时主语和谓语就必须倒装以表示这是非正常语序.只要是"so+形容词/副...