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【简答题】
(本小题满分12分） 等比数列 中，已知 （I）求数列 的通项公式； （Ⅱ）若 分别为等差数列 的第3第5项，试求数列 的通项公式及前 。
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反馈参考答案：
举一反三
【单选题】Boarding times: 30 minutes before departure time for domestic and 1 hour for international flights.
A.
You must get to the airport earlier if you are about to go abroad.
B.
It takes thirty minutes to check in for domestic flights.
C.
More time is requested for international flights before taking of
D.
Boarding times: 30 minutes before departure time for domestic and 1 hour for international flights.
【简答题】在哪个颌位，髁突位于下颌窝中的最后位置 查看材料
【简答题】男性，48岁，上腹隐痛伴消瘦1年，既往有'胃溃疡'病史。
【简答题】男性，27岁，间断上腹隐痛2年，呕血1天。
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【简答题】简要病史男性，25岁。主诉：上腹隐痛、呕吐1天，就诊。
【单选题】Boarding times: 30 minutes before departure time for domestic and I hour for international flights.
A.
You must get to the airport earlier if you are about to go abroad.
B.
It takes thirty minutes to check in for domestic flights.
C.
More time is requested for international flights before taking off.
【单选题】If you are taking a domestic travel, you need to arrive at the airport at least 2 hours before the scheduled departure time.
A.
True.
B.
False.
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