皮皮学，免费搜题
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【单选题】
启动发动机后为电气设备提供电能的主要设备是A.
蓄电池
B.
控制单元
C.
发电机
D.
传感器
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皮皮学刷刷变学霸
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【单选题】The driver was at _____ loss when ______ word came that he was forbidden to drive for speeding. [ ]
A.
/;the
B.
a; the
C.
/; /
D.
a; /
【简答题】We could take the train or __________ go by car． [A]alternatively [B] alternately [C] instead [D] oppositely
【单选题】The driver was at ___ loss when ___ word came that he was forbidden to drive for speeding. [ ]
A.
a ; the
B.
/ ; /
C.
the ; the
D.
a ; /
【单选题】The driver was at ______ loss when ______ word came that he was forbidden to driv e for speeding. [ ]
A.
a; /
B.
/; /
C.
the; the
D.
a; the
【单选题】With temperature ______ so rapidly, we could not go on with the experiment.
A.
fell
B.
fall
C.
falling
D.
fallen
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