题目内容
1. No sooner at the lab than he got down to the research work with his partners. (arrive)
他一到达实验室就开始与同事一起着手他们的研究工作。
1. had he arrived考查时态和倒装句型。no sooner... than..."刚... 就.. ",为固定句型。no sooner 后的句子接过去完成时,than后句子接一般过去时。类似结构还有hardly / scarcely / barely... when...., no sooner为否定词,放在句首,后用部分倒装。其他否定词或短语有hardly, not only,seldom, rarely, barely, never,in no time, under no circum?stance ,in no way,by no means
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