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【单选题】
惊蛰是在每年的3月()A.
3-4号
B.
4-5号
C.
5-6号
D.
6-7号
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举一反三
【单选题】What can be inferred about Miss Liu?
A.
She is the general manager.
B.
She is the secretary of Mr. David.
C.
She is a telephone operator.
D.
She is a saleswoman.
【简答题】阈强度(阈值)
【单选题】I ___________ a teacher. She ___________ a nurse. They ___________ doctors. [ ]
A.
am, is, are
B.
am, is, is
C.
is, is, are
D.
is, are, are
【单选题】I am ______ the government as well as to the general public for just treatment ______ peasant-workers, who have made great contributions to the improvement of city life. [ ]
A.
asking; on behalf of
B.
applying; in the name of
C.
demanding; in the name of
D.
appealing to; on behalf of
【单选题】In general，she is devoted to her studies，but she________be little naughty at times.
A.
will
B.
can
C.
should
D.
would
【简答题】因特网的传输层包括TCP和UDP两种传输协议，其中_________是一种可靠的数据流服务。
【单选题】She is ____________ General Manager of___________ big company.
A.
a,an
B.
the,a
C.
a,the
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