— Who’s singing in the next room?
— It ______ be Mary. She ______ New York.
| A．mustn’t, is in | B．must, has gone to | C．could, has been in | D．can’t, has gone to |
--How many people are there in the city? --_______.
| A．Three millions | B．Three millions of |
| C．Three million | D．Million |
What do you do _______ the night _______ October 31st?
| A．at; of | B．on; of | C．on; at | D．at; on |
The news is very _______. She gets ______when she hears it.
| A．excited, excited | B．excited, exciting |
| C． exciting, excited | D．exciting, exciting |
Mr Smith _______ exercises. It’s not good for his health.
| A．usually | B．always | C．seldom | D．often |
I have a cat, _______ name is Mimi.
| A．it’s | B．its | C．its’ | D．its’s |