Susan won't arrive at the airport on time _____ she hurries up.
A.once B.if
C.or D.unless
—I’m afraid I can’t do well in the running race. I might let my classmates down.
—________. You don’t need to push yourself too hard.
A.What a pity B.Take it easy
C.It’s a pleasure D.That’s all right.
I could speak French Chinese, but luckily I could talk with them in English.
A.both; and B.neither; nor C.either; or D.not only, but also
— Will you please answer the door? It _______ be your sister.
—Sorry, I ________. I'm feeding the rabbit.
A.must；mustn’t B.will；can’t
C.may；can’t D.must；needn’t
－Jim, is physics difficult to learn in high school?
－Sure. No subject can be learned well hard work.
A.without B.from
C.through D.for
—The picture book doesn’t seem so popular. What about the dictionary?
—Oh, the dictionary _______ well.
A.sells B.sold
C.is sold D.was sold
