. The production of television commercials must be professional ________ they ai

. The production of television commercials must be professional ________ they ai

题型:不详难度:来源:

. The production of television commercials must be professional ________ they aim at promoting good service, or public education.
A.whenB.no matterC.ifD.whether

答案
D
解析

举一反三

. The prices have been going up, so that the richer you get, the less rich you are than ________ you think you ought to be.
A.thatB./C.whatD.which

题型:不详难度:| 查看答案

. The mother kissed her baby, ________ was in her arms.
A.whichB.thatC.whoD.whom

题型:不详难度:| 查看答案

. It is far better for one to drink milk, ________ one gets healthful nutrients, than to drink coffee, ________ contains harmful substances.
A.what, whatB.where, whichC.from which, whichD.in which, what

题型:不详难度:| 查看答案

. They are teachers and don"t realize the basic/primary rules and principles _____ to start and run a company.
A.in which B.for whomC.with whichD.of whom

题型:不详难度:| 查看答案

. The teachers hope the little ________ has been learned will be useful when they leave school.
A.thatB.whatC.knowledgeD.which

题型:不详难度:| 查看答案
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