( )To make our city more beautiful, rubbish into the river. A.needn’t be thrown B.mu——青夏教育精英家教网—

摘要：( )To make our city more beautiful, rubbish into the river. A.needn’t be thrown B.mustn’t be thrown ’t throw D.may not throw

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To make our city more beautiful, rubbish ______ into the river.

A. needn’t be thrown B. mustn’t be thrown

C. can’t throw D. may not throw

To make our city more beautiful, rubbish ________ into the river.

A. needn't be thrown

B. mustn't be thrown

C. can't throw

D. may not throw

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