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【判断题】
n期先付年金与n期后付年金的付款次数相同，但由于付款时间的不同，n期先付年金终值比n期后付年金终值多计算一期利息。所以，可先求出n期后付年金的终值，然后再乘以(1+i)便可求出n期先付年金的终值。 ( )A.
正确
B.
错误
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【简答题】补全下列句子，每空词数不限。 Nowadays, a new term called SAHDs (stay-at-home dads) is becoming very popular. In the UK, there are 600,000 men who stay at home as full-time husbands. The number is 10 times more than...
【简答题】. 第五部分：写作（共二节，满分25分） 第一节：单词拼写(共10小题，每小题1分，满分10分） 根据首字母或中文提示，写出确当的单词完成下列各句。 81. They were photographed s__________________ and then as a group. 82. C_____________ is the parent of safety. 83. Nowadays ...
【简答题】若F(x)可导，且F'(x)=f(x)，则不定积分∫f(e x )e x dx=( )． A．F(x)+C B．F(x)e x +C C．F(e x )+C D．F(e x )e x +C
【简答题】在区间(a，b)内，若f'(x)=g'(x)，则下式一定成立的是( )． (A)f(x)=g(x) (B)f(x)=g(x)+C (C)[∫f(x)dx]'=[∫g(x)dx]' (D)∫f(x)dx=∫g(x)dx
【单选题】John and Smith_____in this short.
A.
and both teachers were
B.
they were both teachers
C.
were both teachers
D.
both were teachers
【单选题】John and Smith_______ in this short story.
A.
and both teachers were
B.
they were both teachers
C.
were both teachers
D.
both were teachers
【简答题】. 九部分：阅读与选择（共5小题，每小题2分，共10分）。 根据短文内容，从方框中选择能填入空白处的最佳选项，选项中有两项是多余选项。 将字母标号写在后面答题纸上相对应的题号后. A．There are also often special Chinese characters on them. B．Nowadays restaurants in many Chinatowns are socia...
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