I’m afraid the envelopes must be delivered at once, _____ the conference brochures won’t be mailed.(A) unless(B) in case(C) otherwise(D) yet

[单选题]----I’m afraid I’ve got a bad cold .---- _____.A． Never mindB． keep away from meC． Better go and see a doctorD． You need to eat less food

[单选题]There′s __________ expression inChinese, I′m afraid.A.no soB.no such anC.no

[主观题]I’m afraid Mr. White isn’t available at the moment. Can I ______?

[单选题]I'm afraid the box is ________ heavy for the boy.A.too very B.very too C.to

[单选题]Marilyn, I'm afraid I have to be leaving now. ____________.A.That sounds wo

[问答题]I'm afraid I can't do as you said.

[单选题]25． —I'm afraid the meeting has begun．—Don't worry． It _________ ． until the bell _________．A． doesn't begin; ringsB． won't begin; will ringC． won't begin; ringsD． doesn't begin; will ring

[单选题]I'm afraid I can't go to your party, I have an important exam tomorrow.____

[单选题]I’m afraid there are people in the world who literally do not know how to b

[问答题]There are poor teachers, to be sure, and I’m convinced the teaching profess