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【单选题】
缩唇呼吸的吸气和呼气时间比是A.
1:2
B.
1:4
C.
1:5
D.
2:3
E.
2:1
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反馈参考答案：
举一反三
【单选题】C语言中以下说法不正确的是:( )
A.
实参可以是常量、变量、或表达式。
B.
形参可以是常量、变量、或表达式。
C.
实参可以为任意类型。
D.
形参应与其对应的实参类型一致。
【简答题】A. She doesn’t like her job. B. She has changed her job. C. She is retired. D. She has quit her job.
【单选题】A.She doesn’t like her job. B. She has changed her job. C.She is retired. D. She has quit her job.
A.
She doesn’t like her job.
B.
She has changed her job.
C.
She is retired.
D.
She has quit her job.
【单选题】A) She doesn’t like her job. B) She has changed her job. C) She is retired. D) She has quit her job.
A.
选择1
B.
选择2
C.
选择3
D.
选择4
【单选题】She doesn’t see her granddaughter very often so she makes a real fuss ()her granddaughter when she does.
A.
on
B.
in
C.
over
D.
out
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