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【单选题】
关于主动脉叙述错误的是( )A.
起始于主动脉口
B.
主动脉弓自右前方弯向左后方
C.
自主动脉弓发出左、右头臂干
D.
根据其行程可分三部分
E.
下端在第四腰椎高度分又
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反馈参考答案：
举一反三
【简答题】什么是整表计算?什么是表页计算?
【简答题】看图填空。 John is a foreign student. He is studying Chinese in China. One day when he was l on the beach and listening to 2 . He suddenly heard someone was 3 for 4 . He jumped up quickly, looked out towa...
【单选题】When meeting a foreign exchange student for the first time, we can ___________
A.
ask him about his living expenses
B.
ask him about his girlfriend
C.
ask him about his medicare welfare
D.
ask him about his stay in China
【单选题】— Simon, I wonder ________. — Last Saturday.
A.
when did the foreign visitors arrive
B.
when the foreign visitors arrived
C.
when the foreign visitors will arrive
D.
when will the foreign visitors arrive
【单选题】—Simon，I wonder _______. —Last Saturday.
A.
when the foreign visitors arrived
B.
when did the foreign visitors arrive
C.
when the foreign visitors will arrive
D.
when will the foreign visitors arrive
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