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【单选题】
病人,女性.72 岁,反复咳嗽,喘息20年,加重一。目前病人的医疗诊断是肺源性心脏病,病人血气分析结果示PaO 2 50mmHg.PaCO 2 55mmHg ,此时病人的吸氧浓度应为A.
25%- 29%
B.
35%~ 40%
C.
41%-45%
D.
46%- 50%
E.
51%-60%
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举一反三
【简答题】We have drawn a draft on you ______$2,000 _____ the underlined
commodities.A. for, on B. for, against C. on, against D. on, for
【单选题】We have drawn a ______ on you at sight for the invoice amount.
A.
cheque
B.
B/L
C.
draft
D.
policy
【单选题】We have drawn a ______ on you at sight for the invoice value.
A.
cheque
B.
B/L
C.
draft
D.
policy
【单选题】We have drawn a ____ on you at sight for the invoice amount.
A.
cheque
B.
B/L
C.
draft
D.
way bill
E.
policy
【简答题】We have drawn a draft on you ______$2,000 _____ the underlined commodities.A. for, on B. for,
against C. on,
against D. on, for
【单选题】We have drawn a draft ______ you for $ 300 ______ your order. ( )
A.
to, for
B.
on, with
C.
on, against
D.
to, against
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