-Look，there is a lot of rubbish in the river．
-Yes，people say that 80 per cent of fish in this river ______ live long．（　　）

A．doesn't

B．don't

C．isn't

D．aren't

【答案】B

【解答】

【点评】

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发布：2024/9/14 11:0:13组卷：70引用：5难度：0.7

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-Look，there is a lot of rubbish in the river．-Yes，people say that 80 per cent of fish in this river ______ live long．（ ）