作业帮There ______ lots of trees in the past.But nowadays,there _________ many.A.is ,are B.is ,wasA.is ,are B.is ,was C.was ,were D.were ,are
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There ______ lots of trees in the past.But nowadays,there _________ many.A.is ,are B.is ,wasA.is ,are B.is ,was C.was ,were D.were ,are
There ______ lots of trees in the past.But nowadays,there _________ many.A.is ,are B.is ,was
A.is ,are B.is ,was C.was ,were D.were ,are
There ______ lots of trees in the past.But nowadays,there _________ many.A.is ,are B.is ,wasA.is ,are B.is ,was C.was ,were D.were ,are
D There were lots of trees in the past.But nowadays,there are many.其实第二句有一点怪怪的,因为有了But,意思是可是.如果上一句说的是以前有很多树,用了but 之后已是应该是现在没有那么多树,所以应该是 But nowadays,there ARE NOT many.个人意见.
答案：D
分析：前句为过去时态（in the past），且trees为可数名词复数，故用were；后句为现在时态（nowadays），故用are。
D答案正确， 本题可以用排除法，前半句中因为"lots of trees"许许多多的树" tree"是可数名词，由此可知there be 句型中be动词要用复数，答案A/B/C的第一个空给出的都是be动词的单数，所以都排除。 前半句：in the past 是"在过去"的意思，所以用be动词的过去时的复数 were . 后半句中nowadays是"如今"的意思，表一般现在时态的时间副词，所以be动...
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D答案正确， 本题可以用排除法，前半句中因为"lots of trees"许许多多的树" tree"是可数名词，由此可知there be 句型中be动词要用复数，答案A/B/C的第一个空给出的都是be动词的单数，所以都排除。 前半句：in the past 是"在过去"的意思，所以用be动词的过去时的复数 were . 后半句中nowadays是"如今"的意思，表一般现在时态的时间副词，所以be动词 用are 。由此可知：D答案正确。
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