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【单选题】
I heard the baby crying in the sitting room.A.
主语---动词
B.
主语---动词---宾语---补语
C.
主语---动词---宾语---宾语
D.
主语---动词---表语
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【简答题】设积分区域 ≤R^2，0≤z≤1，则三重积分 （ ）
【简答题】设积分区域G：x^2+y^2+z^2≤R^2，则三重积分 在柱面坐标下的累积分为 （ ）
【单选题】The best phrase that summarizes the main idea of the text is ______.
A.
handicapped students and their problems
B.
computer assisted teaching programs
C.
videodisc and special education
D.
normal children and handicapped kids
【单选题】The best kind of handshake is ______.
A.
very firm and quick
B.
light and show
C.
firm but gentle
D.
quick and slight
【简答题】A firm handshake is the key to interview success. As any serious job-hunter knows, it helps to dress smartly and smile at that all-important interview. But research has showed that a firm handshake is...
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