I have no doubt（）he will get through the examination.
A. whether
B. as
C. that
D. if
What was connected to suicides in Japan in the past several years（）
An unhappy spot.
B. High unemployment rates.
C. A feeling of dishonoring the family name.
D. An unhappy marriage.
What should we do with power tools if they must be left unattended according to the passage（）
A. Be sure power tools are turned off.
B. Keep children indoors.
C. Never smoke.
D. Never let young children operate them.
女性患者，24岁，发作性头痛伴呕吐8年，每次发作持续2～3h，头痛前常有视物模糊。对于该患者，头痛发作时最好选用
A. 卡马西平
B. 麦角胺咖啡因
C. 苯嚷啶
D. 普萘洛尔(心得安)
E. 阿司匹林
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