—Someone is knocking at the door. Who ______ it be? —It ______ be Tom. He is still in the school.
#52340
A
may; can’t
B
can; mustn’t
C
might; couldn’t
D
could; may not
推荐题目
The red skirt_______by the beautiful girl yesterday.
#54762
A
is bought
B
was bought
C
bought
D
is buyed
Once a year, people take part in "_______ Lights" activity to help save energy.
#54075
A
Show off
B
Tum off
C
Take off
D
Put off
The TV play ___________for ten minutes when I turned on the TV.
#54569
A
had started
B
had begun
C
has been on
D
had been on
I’ll see to your cat when you aren’t in ? What does the underlined phrase mean ?
#56546
A
look after
B
take care
C
look at
D
look for
My grandma _______ the life in the city in the first two weeks.
#61881
A
didn’t use to
B
isn’t used to
C
wasn’t used to
D
doesn’t use to