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【单选题】
公共关系的工作最前提、基础的一步是( )A.
调查
B.
策划
C.
实施
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举一反三
【单选题】We _____ English for many years. A. did learn B. were learning C. have learned
A.
did learn
B.
were learning
C.
have learned
【单选题】There is _____ like the taste of a glass of cold milk-it has been described as the perfect food by westerners. [ ]
A.
something
B.
anything
C.
nothing
D.
everything
【简答题】生命的基本特征是 、 、 、和 。
【简答题】请用将下列动词变成无人称或自复被动形式。 (Decir) ______ que la profesora recién llegada es chilena. En la velada (representar表演) _________ muy variados números. Estos juegos (deshacer拆,卸) _________ fácilmente. En esa of...
【单选题】During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
A.
the highest
B.
above 3/4
C.
1/2 -3/4
D.
the lowest
【单选题】During the diesel engine running, the water level of F.W. expansion tank should normally kept at the _____ level of glass tube.
A.
the lowest
B.
above 3/4
C.
the highest
D.
1/2 ~ 3/4
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