______, a telephone is one of the most useful things in the world when it's working properly.
As a whole
B. On the whole
C. Above all
D. As the whole
What is the author's attitude toward top stars' high income
Approval.
B. Disapproval.
C. Ironical.
D. Critical.
下列除哪项外,均是泄泻与痢疾的鉴别要点 ( )
A. 泻下次数多少
B. 泻下有无黏液
C. 泻下爽利与否
D. 泻下有无脓
E. 有无里急后重
下列除哪项外,感冒又称为( )
A. 伤风
B. 冒风
C. 重伤风
D. 伤寒
E. 冒寒