题目内容
It was not until this year _____ scientists managed to make a cat and a goldfish disappear from sight using an invisibility cloak(斗篷)
A .that B. when C. while D. As
【答案】
A
【解析】
试题分析:考查强调句型。It is/was... that是强调句型,可以强调除谓语外的任何成分,去掉it is和that后,不影响句意。句意:直到今年,科学家使用一个隐身的斗篷,才成功使一只猫和一条金鱼消失眼前。本题强调的是not until时间状语。故选A。
考点:考查强调句型
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