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【单选题】
以下哪一项肺功能测定对阻塞性肺气肿的诊断有决定性意义
A.
RV /TLC>40%,MVV正常60%
B.
RV /TLC>40%,MVV>预计值80%,FEV1
C.
RV /TLC>40%,FEV1
D.
RV /TLC<40%,MVV正常60%
E.
RV /TLC<40%,MVV
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参考答案:
举一反三
【单选题】I _____ a manatee. I _____ water and vegetables. [     ]
A.
am like, am like
B.
like, like
C.
am like, like
D.
like, am like
【单选题】You can do ________. [     ]
A.
this like these
B.
it like that
C.
that like it
D.
it like it
【单选题】---Do you like apples? ---Yes. I .
A.
like it very much
B.
like them a lot
C.
like a lot it
D.
very like them
【单选题】I ________ my mother and I ________ her very much.
A.
like; like          
B.
am like; likes      
C.
am like; like
【判断题】重合器、分段器主要适用于配电网络。
A.
正确
B.
错误
【单选题】导游服务产生于( )
A.
17 世纪
B.
18 世纪
C.
19 世纪
D.
20 世纪
【单选题】导游服务产生于()
A.
18世纪
B.
19世纪
C.
20世纪
D.
21世纪
【单选题】_______ Clark ___________ French Fries? [     ]
A.
do, like
B.
does, like
C.
Do, like
D.
Does, like
【单选题】_____ the two buildings _____ ? [     ]
A.
Are; like
B.
Do; like
C.
Is; like D . Does; like
【单选题】4个元素按A、B、C、D顺序进S栈,执行两次Pop(S,x)运算后,栈顶元素的值是( )
A.
B.
C.
D.
D
参考解析:
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