题目内容
（请给出正确答案）
A． that
B． where
C． how
D． which
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Dr. Bruce will first give you a summary of the situation and then discuss it ______.
A．at interval
B．at random
C．at issue
D．at length
Dr. Tichauer started his experiments initially to ______ .
A．improve efficiency
B．increase production
C．reduce workload
D．improve comfort
A、In
B、On
C、At
D、From
What does Dr. Jason hope that more writers can try？
A．A loose-leaf concept.
B．A second edition.
C．New topics.
D．Contact with readers.
Dr. Fields received A(so large bill) when he B(checked out of) the hotel C(that) he did not have enough money to D(pay for) a taxi to the airport.
A．tended by
B．absorbed in
C．concerned about
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Will somebody go and get Dr. White？-He's already been sent for.()
A.错误
B.正确
A、rejected
B、reject
C、rejecting
D、being rejected
Dr. Jason decided to help his students by______.
A．collecting used textbooks
B．writing a concise textbook
C．selling second-hand books
D．making public speeches
A、honest enough
B、to make
C、in
D、on
What does Dr. Michael Alderman say about a randomized, controlled trial？
A．It has been successfully conducted.
B．It should be carried out.
C．It is already under way.
D．It is too late to try it.
