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【判断题】
dNTP或引物消耗殆尽不会引起PCR扩增平台效应。A.
正确
B.
错误
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举一反三
【简答题】I
am writing to confirm ________ for a single room for the night of June 6 th .A. a
letter B. a
booking C. reservation D. an
appointment
【简答题】阅读理解。 If I were writing a history of my family, some of the darkest moments recorded would be those about Christmas trees. One would certainly think otherwise; selecting and putting up our trees have ...
【单选题】________ information! I hear you have finished writing a ________ report.
A.
What an excited; seven thousand word’s
B.
What excited; seven thousand words
C.
What an exciting; seven-thousand-word
D.
What exciting; seven-thousand-word
【简答题】Dear Sir, I am writing to you about my stay at your hotel. My wife and I 1 on Saturday, 15 th , May and stayed 2 a week. Though we were treated __3 and found the service(服务) excellent, we 4 there are ...
【单选题】听力原文：I signed up for a two-month-long course in writing, but Kate signed up for one that's only four weeks long. (26)
A.
Kate's course is only half as long as mine.
B.
Kate is enrolled in 4 courses.
C.
I signed a contract and went to work for two months.
D.
Kate signed a longer contract than I.
【单选题】March 16th, 2009 Dear Sir, In (141) with my agreement with your firm, I am writing to giving you formal notice of the termination of my service with you one month from now. The health of my wife makes...
A.
according
B.
accordance
C.
account
D.
accountant
【简答题】______is the representative of New Romanticism in the novel writing at the end of the 19th century.______is his most well-known work.
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