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【单选题】
当电压高到一定值以后,会有相应的电流流过人体。当大约( ) mA 的电流通过人体时,就可视作“电气事故”,会产生麻木感。A.
3
B.
5
C.
10
D.
20
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【简答题】This passage is mostly about
【单选题】of them the south of China . They live on rice .
A.
Most ; most
B.
Most; mostly
C.
Mostly ; most
D.
Mostly ;almost
【单选题】People who came to the bar were ______. ( )
A.
mostly salesmen
B.
mostly passengers
C.
only conductors
D.
only visitors
【单选题】What _____ surprised them was that the village was _____ of mud houses. [ ]
A.
most; mostly
B.
mostly; almost
C.
almost; mostly
D.
mostly; most
【单选题】People who came to the bar were__________． A.mostly salesmenB.mostly passengers##
A.
People who came to the bar were__________． A.mostly salesmen
B.
mostly passengers
C.
only conductors
D.
only visitors
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