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【单选题】
HXD3电力机车主变流器采用（）由车顶直接冷却水、油复合式铝板冷却器。A.
水冷却
B.
油冷却
C.
风冷却
D.
油风冷却
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举一反三
【单选题】She looked up his number in the phone book to ______ that she had got it right.
A.
make up her mind
B.
make up
C.
make a decision
D.
make sure
【单选题】She looked up for a moment, then _______ drawing.
A.
retired
B.
spent
C.
kept
D.
continued
【单选题】She looked up and this time she did not______, but gazed at him blankly, as if she didn't recognize him.
A.
turn down
B.
turn away
C.
turn up
D.
turn off
【单选题】She looked up and nodded for me ______..
A.
to come in
B.
coming in
C.
came in
D.
come in
【简答题】“Tell me what you were like when you were my age,” I asked my mother one afternoon. She looked up, 21 at my question. After a long time she answered, “I was 22 like you. Then, there was only one caree...
【简答题】When asked why she was late again for work she looked up, her mouth being __________ (tremble).
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