Teachers recommend parents __________ their children under 12 to ride bicycles to school for safety.
A.not allow |
B.do not allow |
C.mustn't allow |
D.couldn't allow |
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Teachers recommend parents __________ their children under 12 to ride bicycles to school for safety.
A.not allow |
B.do not allow |
C.mustn't allow |
D.couldn't allow |