—Bob has changed a lot!
—That’s true. That fact is that he’s___________ five kilos since he gave up smoking.
A. put up B. put off C. put on D. put down
—Don’t __________ when your parents ask you to do something. You should know what they say is good for you.
— Thank you for your advice. I’ll follow it.
A. talk back B. give up
C. hurry up D. call back
—Do you know if Jack will drive to New York this weekend?
—Jack? Never! He driving so far.
A. has hated B. will hate C. hated D. hates
—The population of the world in the 21th century became much _____ than that in the 20th.
—Yeah， and over eighteen percent of population in the world_________ Chinese.
A. bigger； is B. larger； are
C. greater； is D. more； are
— Could you tell me when Mr. Li ________ in Xian yang?
— Sure. When he ________， I’ll call you.
A. arrives； will arrive B. will arrive； arrives
C. arrives； arrives D. will arrive； will arrive
—Our mother river has been polluted heavily.
—We must do everything we can___________ waste water from running into rivers.
A. keep B. kept C. to keep D. keeping
