试题题干
It was （ ）last week（ ）I knew the news.
参考答案
正确答案：
试题解析
It was...that...句式表强调，it was not until that..译作“直到…才…”，本题 it was not until last week that I knew the news. 意为：直到上周我才知道这个消息。
知识拓展：强调句的引导词没有加when的，但是，在被强调部分倒是有。比如 It was when I came into the room that he started to cry. 是当我走进房间的时候他才哭的。