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【单选题】
在局麻药内加肾上腺素其目的为A.
防止麻醉后血压下降
B.
防止麻醉后心率减慢
C.
使血管收缩,减慢麻醉药吸收,延长作用时间
D.
防止手术野大出血
E.
调整植物神经功能
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举一反三
【单选题】Why do you think Fabian and Graham are good friends?
A.
They love to share both good and bad moments.
B.
Graham is trying to be the first one to go to the ceremony.
C.
Graham always hopes that he will win the competition.
【单选题】According to Fabian, what should a real friend do?
A.
He hopes Graham will do better next time.
B.
He believes that Graham won’t feel as happy as he does for his success.
C.
He is eager to contact Graham to share his own happiness.
【单选题】Fabian and Graham are good friends because they _____.
A.
keep secrets for each other
B.
share their happy and sad moments
C.
often play together and care about each other
【单选题】According to Fabian, what should a real friend do?
A.
He hopes Graham will do better next time.
B.
He is eager to contact Graham to share his own happiness.
C.
He believes that Graham won’t feel as happy as he does for his success.
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