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【单选题】
接触粉尘作业 ,呼吸防护用品选择最常见错误是选用( )A.
纱布口罩
B.
防尘口罩
C.
防毒面具
D.
防毒口罩
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【单选题】These glass wares are too ______ to survive long transportation by land.
A.
faint
B.
feeble
C.
fragile
D.
fierce
【简答题】听力原文：F=Female M=Male. F: Express Transportation Company. M: Good afternoon. Eagle Production Company here. F: How do you spell 'Eagle'? M: EAGLE. Eagle Production Company. We recently dispatched some ...
【单选题】The elderly man collapsed on a downtown Brooklyn street corner _______________.
A.
when he was not with any relatives
B.
as he was knocked over by a car while crossing the street
C.
because the road was covered with ice and he was unable to walk well
D.
while he was on his way to see his son who served in the Marines
【简答题】根据焊接线能量公式当焊接电流和电弧电压各增加 20%时,若要保持焊接线能量不变,则需将焊接速度______。A. 提高 22% B. 提高 44% C. 提高 40% D. · D、 提高 20%
【简答题】afraid miss officer sir take care(多保重) take off(脱下) Li Lin says goodbye to his sister Li Wei. Li Lin says that he will (1) ________ his family, and Li Wei tells him to (2)__________ . When Li Li...
【单选题】The average rainfall in Ningxia is small, _____ makes the climate here is drier ______ with other cities in China.
A.
that; compared
B.
which; comparing
C.
which; compared
D.
that; comparing
【简答题】f ___________ a charge paid for the transportation of goods
【单选题】People try to avoid public transportation delayed by using their own cars, and this ______ creates further problems. [ ]
A.
in turn
B.
in all
C.
in case
D.
in time
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