I’m sorry to keep you ______ for an hour. Now let’s begin our work.
#52322
A
to wait
B
waiting
C
wait
D
waited
推荐题目
--Dane, your keys are under the bed. You Should ____________.--OK, mum.
#53226
A
put away it
B
put away them
C
put it away
D
put them away
_____that they haven’t known the news. 
#56934
A
It seems
B
It seemed
C
They seem
D
They seemed
Listen! Can you hear a man ________? 
#61419
A
cry
B
to cry
C
crying
D
cries