We will lose the game unless he ______ us. 
#103226
A
helps
B
helped
C
was helping
D
has helped
推荐题目
 Hurry up! Mark and Carl  us.
#100605
A
expect
B
are expecting
C
have expected
D
will expect
He _____ football regularly for many years when he was young.
#104032
A
was playing
B
played
C
has played
D
had played
—Have you moved into your new classroom building? —Not yet, it ______________.
#99299
A
was painted
B
is painted
C
has been painted
D
is being painted