Was it ____ he was late for school ____ made the teacher angry?此题_英语解答

Was it ____ he was late for school ____ made the teacher angry?此题第一空填that 还是because?
答案给的两空都填that,如果第一空填because,去掉it was.that 之后句子应该是什么样子呢?

人气：373 ℃　时间：2019-08-19 15:04:32

解答

你得把句子结构分析明白了,先转成肯定句,然后再填,看看句子缺什么成分,强调句结构在第二个空,而第一个空是主语从句,而because不能引导主语从句