—-___________ these computer ____________ in the USA?
—-Yes, they were.
A.Did; make B.Did; were made C.Were; made D.Are; make
I have to practice _____________ the piano every weekend.
A.to play B.playing C.play D.plays
Tom used to ____________ up late, but now he is used to ___________ to bed early.
A.stay; go B.stating; going C.Staying; go D.stay; going
—Sixteen-year-olds should ___________ to drive.
—I agree. They aren’t serous enough at that age.
A.not be allowed B.be allowed C.not be allow D.be allow
English __________ in many countries.
A.is speaking B.is spoken C.speaks D.speak
—Do you know whose glasses they are?
—They __________ be Jack’s. He doesn’t wear glasses.
A.can’t B.must C.mustn’t D.can
