若有以下定义和语句:struct st{ int x; int y;}s; 则下列赋值正确的是( )。
A.
st.x=10 ;
B.
st.s.x=10 ;
C.
struct st a; a.x=10;
D.
struct st a={10};
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参考答案:
举一反三
【单选题】The following choices about frictional unemployment are wrong, except the one in choice( )
A.
Frictional unemployment arises from business cycle .
B.
Frictional unemployment does not arises from normal labor turnover-from people entering and leaving the labor force and from the ongoing creation and destruction of jobs.
C.
Frictional unemployment arises from normal labor turnover-from people entering and leaving the labor force and from the ongoing creation and destruction of jobs.