There was something wrong with the network，or the e-mail____ earlier.
#62904
A
could have been sent
B
might be sent
C
need have been sent
D
must be sent
推荐题目
I’m very glad I have my own room in my house. I ____ do all I like in it.
#75629
A
can
B
must
C
will
D
need
My new pen ______. Who ______ have taken it?
#62850
A
has been disappeared; can
B
has disappeared; could
C
is missing; should
D
has been lost; may
--Will you read me a story, Mummy?--OK. You ________have one if you go to bed as soon as possible.
#63116
A
might
B
must
C
shall
D
could
______green or_______in a light green room________good for us．
#77330
A
Wear；sleep；is
B
Wearing；sleeping；are
C
Wear；sleep；are
D
Wearing；sleeping；is