---Was it the new school headmaster who walked by ?--- _____.
#3406
A
It must be that
B
It must have been
C
He must be
D
This must have been
推荐题目
—I’m going to Betty’s birthday party. Bye-bye, Mom.—_____, baby.
#2460
A
Best wishes
B
Have fun
C
Take care
D
No problem
---- Would you like to go for a picnic with us ? .----- __________ . But I am too busy . 
#21917
A
No , I can' t.
B
I ' d like.
C
Yes , I ' d love to .
D
Why not
      , is this your eraser, Eric?
#22303
A
Ok
B
Good morning
C
Hello
D
Excuse me
--.Must I finish ______the book today?--No, you______.
#23048
A
reading, mustn’t
B
to read, mustn’t
C
reading, needn’t
D
to read, needn’t