Teachers suggested parents        their children under 12 to ride bicycles to school for safety.
#87502
A
shouldn’t allow
B
don’t allow
C
mustn’t allow
D
couldn’t allow
推荐题目
Mike insisted that he ____ nothing wrong and ____ free.
#87349
A
did… set
B
had done…be set
C
do…should be set
D
had done… must be set
You didn’t let me drive. If we____in turn, you___ so tired. 
#89622
A
drove; didn’t get
B
drove; wouldn’t get
C
were driving; wouldn’t get
D
had driven; wouldn’t have got