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【单选题】
错误的吸痰操作方法是:A.
若口腔吸痰有困难可经由鼻腔吸痰
B.
若需反复吸引，每次不必更换吸痰管
C.
应观察吸痰前后呼吸频率的改变
D.
严格无菌技术操作
E.
贮液瓶内液体应及时倒掉
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【单选题】—Are these gloves ________, Betty? —No, they aren't. My gloves are here.
A.
my
B.
mine
C.
your
D.
yours
【单选题】Working Gloves should be packed _______ cartons _______ 150 pairs each.
A.
in…for
B.
with…of
C.
in…of
D.
of…for
【简答题】听力原文：Woman: The newly-developed product is called 'self-heater gloves'. The gloves themselves control the temperature inside automatically through the friction and rubbing of your hands against the in...
【简答题】You must ______________that you always wear safety gloves while you’re working.
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