问题

Children must _______ road safety before they areallowed to ride a bike on the road.

A:Having not hear from
B:Not having heard from
C:Not hearing from
D:be instructed

正确答案是：

同类题型

will your brother be back —In two weeks.

Tom is ______ of the six boys.

四、Multiple choice15分It looks as if they are going to _________ us a lot ofmoney for the concert hall.

Words failed to ___________ my feelings the moment I saw my long-lost sister.

―I lost the chance to take part in this year’s summercamp. ―_________!