题目内容
—Ken, why do you look so tired?
—I _______ myself to the climate since I came here.
A．didn’t adapt B．haven’t adapted C．don’t adapt D．hadn’t adapted
【答案】
B
【解析】
试题分析：考查时态。句意：—Ken，你怎么看上去如此的疲惫？—自从我来到这里以来，我就没有能够适应这里的气候。句意指从过来来这里，到现在为止我一直都未能适应这里的气候。故使用现在完成时，故B正确。
考点：考查时态。
点评：现在完成时，通常都有一些特殊的时间状语，如since, in the past/last…等；
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