The police recommended parents _________
题型:选择题
问题:
The police recommended parents __________their children under 12 to ride to school for safety.
A.not allow
B.do not allow
C.mustn’t allow
D.couldn’tallow
The police recommended parents __________their children under 12 to ride to school for safety.
A.not allow
B.do not allow
C.mustn’t allow
D.couldn’tallow