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【单选题】
当心电图机灵敏度选择为10mm/mV时，输入1mv的电压信号，描笔将在心电图纸上划出________的。（ ）A.
5mm
B.
10mm
C.
15mm
D.
20mm
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举一反三
【单选题】I spent six months in England at a language school ______ improve my spoken English.
A.
in order
B.
so as to
C.
so that
D.
for
【判断题】The foreign entity is generally considered to be a separate taxable
entity from the resident who owns it and. in most cases, the foreign entity
will be considered to be a nonresident of the country in...
A.
正确
B.
错误
【单选题】Once in Paris, I some time with a good friend who had moved to live there for six months.
A.
cost
B.
pay
C.
took
D.
spent
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