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serious. robotstrees everythingpaper Pollution 二、单项选择。 (5 4分＝ 20分 ) 6． This lake is so dirty， so ____ people go to swim in it. A． a little B． a few C． little D． few 7． It ____， so don39。 t need to
morning. B. In the afternoon, C. In the evening. ( )10. When does Tim usually have breakfast? A. At six o’clock. B. At seven o’clock. C. At about nine o’clock. III. 听对话，选答案 请听下面两段对话，每段对话后有两个或三个小题
fast， you may have an ，你可能会出事故。 • You must stop if the traffic light is ，你必须停下来。 • (3)如果主句是祈使句，从句也要用一般现在时。 • Don39。 t go and play football if you don39。 t finish your ，就不要去踢足球。 • Please put up your
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