题目内容
15.Please turn off the lights you leave the room,( )| A. | until | B. | while | C. | after | D. | when |
分析 当你离开房间的时候请关闭灯.
解答 答案:D;
根据推测句意是"当你离开房间的时候请关闭灯.",在这里从句用的是一般现在时,表示"当…时"用when;while引导的从句通常用进行时,表示动作延续的过程.故选D
点评 本题主要考查连词的用法,做此类题目一定要弄清句意,明白上下文之间的关系,才能更好地判断出所要用的连词.再就是要熟记固定短语和句型.
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