---Is that Jack speaking?  ---Sorry, he _______ in. He _______ back in half an hour.      
#41814
A
isn’t; will be
B
wasn’t; will
C
isn’t; is
D
wasn’t; was
推荐题目
When the teacher came in, all of us _______.
#38764
A
stopped talking
B
stopped to talk
C
stop talking
D
stop to talk
---Do you know _______?---At the end of July.
#39752
A
how soon is your sister coming back home
B
how often Nancy hears from her pen friend[
C
when the London Olympic Games were held
D
when will the new computer game come out
What_____you_____at nine yesterday morning?
#41735
A
have, done
B
did, do
C
were, doing
D
do, do
The mobile phone has influenced people’s life a lot since it ______.
#36450
A
invents
B
invented
C
is invented
D
was invented