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【多选题】
坐姿的基本要领是( )。A.
上体自然垂直，臀部坐在椅子中央
B.
两腿自然弯曲，双脚平落地上
C.
女士可稍分双腿，以显示其自信
D.
男士膝靠拢，以显示其矜持
E.
男士可稍分双腿，以显示其自信
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【简答题】a sum of money paid regularly to an insurance company to protect sb. against some risk of loss or damage The employers make the employees pay for a large portion of their health insurance p .
【单选题】(p. 44) The marketing that goes on between an insurance agent and a current customer that is buying car insurance for a new teenage driver is an example of _____ marketing.
A.
Formal
B.
External
C.
Interactive
D.
Controlled
【简答题】独立分配规律的实质在于控制两对性状的_____基因,分布在不同的同源染色体上,减数分裂时,每对_____染色体上等位基因发生分离,而位于_____染色体上的基因,可以自由组合。
【单选题】How did it ________ that the ancient building was burnt down in an hour?
A.
happen
B.
occur
C.
take place
D.
come about
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