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【判断题】
无技巧组接是指两镜头以直接切换(CUT)的方式进行组接.而不采用任何来自 头外部的组接技巧。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Choose the word or phrase which best completes each sentence. l. You cannot _____ ignorance as your excuse; you should have known what was happening all along. A. plead B. refer to C. defend D. persis...
A.
A
B.
C
C.
B
D.
D
E.
C
F.
D
G.
A
H.
C
I.
B
J.
B
【简答题】Dear Mr. Black， I’m very thank to you for inviting me to stay with you in the come summer vacation. I have been dreamed of seeing you again so that I can get help from you in my English learning. And ...
【多选题】下列化合物中可以与 Tollens 试剂发生银镜反应的是 ( )
A.
HCOOH
B.
CH 3 COCH 3
C.
CH 3 CHO
D.
CH 3 CH 2 COC 6 H 5
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