It’s useless envying others their success.It’s time you ________ hard.
#91901
A
must work
B
went to work
C
work
D
worked
推荐题目
I don’t know _________.
#93966
A
what to do it
B
how to do it
C
what to do
D
to do what
(2013·厦门质检)Hardly ________ twelve when they realized that it was too late to catch the last train.
#91952
A
the clock had struck
B
the clock had been struck
C
had the clock been struck
D
had the clock struck
I used to go camping a lot, so it isn’t the first time I ____in a tent.
#92699
A
have slept
B
had slept
C
was sleeping
D
slept