Question

I don’t remember how many years ago____ State Street began its business in China.

1. A.
   it was when
2. B.
   it was that
3. C.
   was it when
4. D.
   was it that

Answer 1

B
解析：
试题
分析：考查强调句。强调句强调特殊疑问词时，其结构为“特殊疑问词+ was + it + that…”，当疑问句变为宾语从句后要用陈述语气，即“连接词+ it + was + that…”，句意：我不记得是多少年前State Street开始在中国做生意的。故B项正确。考点：考查强调句型。
点评：本题考查强调句型：it is/was被强调成分that/who…；
强调句型的最大特点是把it is/was…that/who…去掉句子仍然成立。强调句的一般问句和特殊问句的形式要记清，还有如果是宾语从句，强调句的特殊问句要变成陈述句语序。