－Is this ruler?
－No, it isn’t. It’s .
| A．your, mine | B．her, his | C．his, her | D．your, her |
—I saw Helen in the library this morning.
—No, it _________ her. She moved to France last week.
A. can’t be B. can be C. mustn’t be
I don’t know if she _______ to the party. If she _______ , she’ll call me.
A. will go, will go B. will go, goes C. goes, will go
—Who teaches _______ English?
—Nobody. I learn it by _________.
A. your, myself B. you, me C. you, myself
World No Smoking Day is ________ May 31.
A. in B. on C. at
—__________ does Tim go to a movie? —Twice a month.
A. How long B. How soon C. How often