Don’t stand up until you ____________.
#44883
A
tell to
B
are told
C
are told to
D
are told to do
推荐题目
— Look at the sign on the right. — Oh, parking        here.          
#44548
A
isn’t allowed
B
doesn’t allow
C
wasn’t allowed
D
is allowed
A new supermarket           in my hometown last month.
#44958
A
built
B
has built
C
was built
D
is building
-  When should I hand in my paper?— Your paper must  _   as soon as the bell_   .
#44944
A
hand in; rings
B
hand in; will ring
C
be handed in; will ring
D
be handed in: rings
The children were made ______ homework first.
#44781
A
do
B
to do
C
did
D
doing