单选题What is Yang Mei going to the United States for?
单选题Who was her first partner(s) with whom they worked to develop beauty products?
单选题Though considered one of the most important poets in America today, ______.[A] a number of novels and plays have also been written by him[B] he has also written a number of novels and plays[C] a number of his novels and plays have been written[D] there have been a number of novels and plays written by him
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单选题______, liquids can be changed into gases.
单选题Which of the following is the main idea of the first paragraph?
单选题Howlonghasn'tthemanheardfromClara?
单选题Wheretheyofferthemanthejob?
单选题听第7段对话，回答第8～10题。
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单选题Whatdoesthewomanmeanabouttheman?
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单选题Selecting a mobile phone for personal use is not an easy task because technology ______ so rapidly. A．is changing B．has changed C．changed D．will change
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单选题Didpeoplehavetopaypostagewhentheyreceivedlettersintheearly19thcentury?
单选题Two men took the parcel ______ the plane and carried it into the Customs House.[A] out[B] off[C] away[D] into
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单选题-I can not repair these until tomorrow, I'm afraid. -That's OK, there's
单选题—Thanks for the ______ you did me to move away the stone. —That's all right.A. favourB. goodC. troubleD. kindness
单选题--Why don't you take a shower? --Didn't I just have ______?[A] it[B] that[C] one[D] this