Sorry, he _____ help his mother.
#61622
A
had to
B
has
C
has to
D
have to
推荐题目
 Amy would rather    in Sunshine Town than    in Moonlight Town.
#56818
A
shopping, go shopping
B
shop ,go shopping
C
to shop, to shopping
D
shop, to go shopping
Teenagers should not _____ . 
#55314
A
allowed to drive
B
be allow to driving
C
be alloweddriving
D
be allowed to drive