You have to be 18 years before you _________ to drive a car.
#44890
A
are allowed
B
are
C
allowed
D
allow
推荐题目
---Why is the classroom so dirty? --- Sorry, sir. It ______ yesterday. We forgot to do it. 
#44831
A
doesn’t clean
B
didn’t clean
C
isn’t cleaned
D
wasn’t cleaned
The words _________ by Miss Li are marked ________ red.
#44821
A
are written; in
B
written; in
C
are written; with
D
written; with
The 29th Olympic Games _____ in Beijing in 2008.
#45017
A
is held
B
was held
C
holds
D
held