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【单选题】
她收到的卖东西所应得到的钱正好相等,没有出现任何差错。A.
和
B.
所
C.
正好
D.
任何
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【简答题】电子商务系统的基础是()。 A决策支持系统 B电子数据交换 C商业信息系统 D财务信息系统
【单选题】Shortly after we ______, a waiter came over to us with a smile.
A.
sat
B.
seated
C.
was seated
D.
seated ourselves
【单选题】Shortly after we ______, a waiter came over to our table with a smile.
A.
seated
B.
were seated
C.
sat ourselves
D.
took places
【单选题】Shortly after we a waiter came over to our table with a smile.
A.
seated
B.
were seated
C.
sat ourselves
D.
had seated
【单选题】.Shortly after we .the chairman took his place and declared the meeting open .
A.
sat ourselves
B.
seated down
C.
were seated
D.
seated
【单选题】女性,32岁,有心脏病4年,最近感到心悸,听诊发现心率100次/分,律不齐,第一心音强弱不等,心尖部有舒张期隆隆样杂音。听诊的发现最可能是
A.
房性早搏
B.
室性早搏
C.
糜性心律不齐
D.
心房颤动
E.
窦性心动过速
【单选题】(15 ~16题共用题干) 女性,32岁,有心脏病4年,最近感到心悸,听诊发现心率100次/分,律不齐,第一心音强弱不等,心尖部有舒张期隆隆样杂音。 听诊的发现最可能是
A.
房性早搏
B.
室性早搏
C.
窦性心律不齐
D.
心房颤动
E.
窦性心动过速
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