The river smells terrible . People must       dirty things .

A. be stopped from throwing         B. stop from throwing

C. stop to throw                    D. stop from throwing

The river smells terrible. People must ________ dirty things into it.

A. be stopped to throw

B. be stopped from throwing

C. stop to throw

D. stop from throwing

The river smells terrible. People must ________ dirty things into it.

A. be stopped to throw

B. be stopped from throwing

C. stop to throw

D. stop from throwing

The river smells terrible. People must ________ dirty things into it.

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