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【单选题】
关于DNA双螺旋结构模型的叙述正确的是A.
由两条完全相同的多核苷酸链绕同一中心轴盘旋成双螺旋
B.
一条链是左手螺旋，另一条链为右手螺旋
C.
A+G与C+T的比值为1
D.
A+T与G+C的比值为1
E.
两条链的碱基间以共价键相连
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反馈参考答案：
举一反三
【单选题】W: The waiter was making a call while taking my order. Even worse, he gave me an eye roll when I interrupted him. M: That's too bad. You should make a complaint to the boss. They are talking about .
A.
the man's work experience as a waiter
B.
making an order on the phone
C.
workplace safely policy
D.
the service the woman has received
【简答题】A:That's the phone. B: Hmm. I wonder who it _______ (must be / could be / should be).
【单选题】某企业按年利率5.8%向银行借款1000万元，银行要求保留15%的补偿性余额，则这项借款的实际利率约为（ ）。
A.
5.8%
B.
6.4%
C.
6.8%
D.
7.3%
【简答题】完成句子。 1. Daming is the phone for Sam. 2. —_ don't you eat a hamburger? —That's great. 3. — did they play football yesterday morning? —At school. 4. — are you going to do? —I'm going to buy a kite.
【单选题】某企业按年利率5.8%向银行借款1000万元，银行要求保留15%的补偿性余额，则这项借款的实际利率为( )。
A.
5.8%
B.
6.4%
C.
6.8%
D.
7.3%
【简答题】结转本月销售产品成本,甲产品10 000元,乙产品8 000元。
【简答题】2019年1月10日, 转销已售甲产品成本 60000 元
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