He’s posted the letter, _________ he?
A. isn’t B. doesn’t
C. hasn’t D. wasn’t
________ yourself at the end of the meeting if you have different opinions.
A. To express B. Expressing
C. Express D. Expressed
Johnny, you ________ play with the knife. You ________ hurt yourself.
A. won’t; can’t B. mustn’t; may
C. shouldn’t; must D. can’t; should
I’ve made some good friends with several of those students in my school ________ I met in the cross-talk show last month.
A. who B. where C. when D. Which
Nowhere _________ the book mentioned in your text message here, my dear. You see, this is too little a town.
A. I can buy B. can I buy
C. can’t I buy D. can I not buy
Large quantities of natural resources ________ in 100 years or so.
A. will use up B. have been used up
C. will be used up D. had been used up
