题目

Peter will go swimming with me as soon as he ____ his homework this afternoon .A. finishes B. is finishing C. finished D. will finish 答案：【答案】A【解析】句意：彼得今天下午一做完作业就和我一起去游泳。A. finishes一般现在时；B. is finishing现在进行时；C. finished一般过去时；D. will finish一般将来时。当主句是一般将来时态时，as soon as引导的时间状语从句用一般现在时表示将来，故答案选A。设a＝lg e，b＝(lg e)2，c＝lg，则(　　)A．a>b>c B．a>c>bC．c>a>b D．c>b>a