Nancy quickly ________ the door and put down her school things.
A.opens | B.opened |
C.has opened | D.is opening |
I want to be a doctor when I _______.
A.grow up | B.talk about | C.get up | D.was born |
— Which sport will you take part in? — The ______ race.
A.woman’s 800-meter | B.women’s 800-meter |
C.woman’s 800-meters | D.women’s 800-meters |
—Humans can’t live _______ air.
—I agree with you.
A.without | B.with | C.in | D.for |
He____know the answer, but I’m not sure.
A. maybe B. may be C:may D. must
—_______ can I keep the books? —Two weeks.
A.How long | B.How often | C.How far | D.How soon |