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【单选题】
流饱压差指( )A.
原始地层压力-目前地层压力
B.
流动压力 - 饱和压力
C.
目前地层压力 - 饱和压力
D.
目前地层压力 - 油井流动压力
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举一反三
【单选题】( )17. I _______ her half an hour ago, but her mobile phone ______ turned off.
A.
call, is
B.
called, is
C.
am calling, was
D.
called, was
【判断题】判断时态: ( 1 ) A boy is crying . (2) I saw her half an hour ago. she saw near the gate. (3) I ’ m going to ask the gatekeeper.
A.
正确
B.
错误
【单选题】听力原文：W: I have been waiting here for almost half an hour. why did you take so long to park the car? M: I'm sorry. I have driven two blocks before I spotted a place to park. Q: What do you learn from t...
A.
The man spent half an hour parking the car.
B.
The man asked the woman to wait for him for half an hour to cheek her endurance.
C.
The man has driven two blocks before he gave the woman a lift.
D.
The man spent half an hour driving two blocks.
【单选题】I her half an hour ago, but her mobile phone turned off.
A.
call, is
B.
called, is
C.
am calling, was
D.
called, was
【单选题】Ann___ be in Shanghai because I saw her in the library half an hour ago.
A.
mustn`t
B.
isn`t able to
C.
can`t
D.
may not
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