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【单选题】
经纬仪安置时，对中的目的是使仪器的（）。A.
仪器中心与测站点的标志中心在同一铅垂线上
B.
水准管气泡居中
C.
竖盘指标处于正确位置
D.
度盘的中心位于测站点的正上方
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举一反三
【单选题】 The student said to me, "She has made a close study of the problem." The student told me that she __ a close study of the problem. A. has make B. have made C. had make D. had made
A.
has make
B.
have made
C.
had make
D.
had made
【单选题】Famous as he is, he still _____ a simple life, riding his motorcycle to do farm work and entertaining himself with his violin in his spare time. Which of the following is not OK? [ ]
A.
leads
B.
lives
C.
has
D.
makes
【单选题】Please choose the only correct answer to the following question. The student said there were a few points in the essay he impossible to comprehend.
A.
had found
B.
finds
C.
has found
D.
would find
【简答题】以下为典型的单件模式程序,请填充下面的空格。 public class Singleton { private ____(1)______ Singleton uniqueInstance; ____(2)______ Singleton() {}; public ______(3)____ Singleton getInstance() { if (uniqueInstance == null)...
【简答题】记者在采访中起（ ）作用
【单选题】The student said there were a few points in the essay he impossible to comprehend.
A.
has found
B.
was finding
C.
had found
D.
would find
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