Look! The man welcoming us at the school gate ____ be our headmaster．
No，it ____ be him．He is having a meeting in the office now．（ ）
| A． |
must； can't |
B． |
must； mustn't |
| C． |
can't； mustn't |
D． |
mustn't； can |
Sorry to interrupt you and Frank!
_________．We' re having a free talk．（ ）
A．Never mindB．Go ahead
C．I hope notD．That would be nice
I'm afraid I can't dance．
____ _! Just for fun．（ ）
A．Sounds greatB．Take it easy
C．What a pityD．My pleasure
Would you like to come to my birthday party tonight？
____ ____（ ）
A．Yes， I'd like to．B．It doesn't matter．
C．Have a good time!D．You're welcome．
____ __do you go to the library？
Twice a week．（ ）
A．How soonB．How longC．How oftenD．How far
What is the ____ _____of your excellent Taiji？
Practice makes perfect!（ ）
A．resultB．purposeC．choiceD．secret