——Mary stays alone in the classroom and looks sad.——________ to her?
#62149
A
What happens
B
What is happened
C
What is happening
D
What was happening
推荐题目
.--- Is your sister a factory  worker or a doctor?--- ________________. 
#62062
A
Yes, she is
B
No, she isn’t
C
A factory worker
D
Yes, she is a doctor
______ is necessary _______ us ________learn English well.
#62097
A
It, of, to
B
This, of, of
C
It, for, to
D
This, for, to
—Excuse me, Jack. ______ my backpack? —Under the bed.
#62665
A
What’s
B
Where’s
C
What is
D
Where are
–I’m going to watch the game. See you later.-___________.
#62086
A
All right
B
That’s all right
C
See you later
D
Not at all