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【单选题】
在水准测量中设A为后视点,B为前视点,并测得后视点读数为1.124m,前视读数为1.428m,则B点比A点A.
高
B.
低
C.
等高
D.
不一定
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举一反三
【单选题】For what reason did the black walnut tree become popular during the colonial period?
A.
It was used for gun stocks.
B.
It was used by cabinetmakers.
C.
It was used as filtering material in gas masks.
D.
It provided shade during summer and nut for food.
【简答题】For what reason did the narrator commit the murder?
【简答题】para 3 What reason did the parents have? What attitude did the children have?
【单选题】What reason did the old man give for needing money to get home?
A.
someone had stolen his money
B.
he had forgotten to bring his wallet with him
C.
the taxi fare was too expensive
【简答题】What reason did the man give for talking loudly during the movie?
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