You will fall behind others_______ you work hard.
A. if B. unless
C. though D. since
-I don't know about you, but I'm sick and tired of this weather.
-_______. I can't stand all this rain.
A. I don't care B. It's hard to say
C. So am I D. I hope not
- What do you want to be when you grow up?
-I want to be_______ social worker. Many people are in great need of our help.
A. a B．an
C．the D．不填
David_______ all night in order to watch the football match between France and Italy.
A. put up B. stayed up
C. got up D. showed up
- Look! Somebody_______ the sofa.
-Well, it wasn't me. I didn't do it.
A. is cleaning B. was cleaning
C. has cleaned D. cleans
My brother would like to buy a good watch but_______ was available from that shop.
A. nothing B. neither
C. no one D. none
