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(   ) 2. There      lots of fish in the river in the past,but now the water      so

dirty that we can't see any fish.

A.  are;is

B.  were;is

C.  was;was

D.  is;is

 2. B根据in the past可知是一般过去时,fish在本句表复数,故用were;后面根据mm可知是一般现在时,water作主语用is。故选B。

题目来源:仁爱英语同步练习簿九年级上下册 > Topic 1 Pollution has caused too many problems.

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