题目:
选词填空。 | |
out. It is windy and ___________. Spring is the best time to ___________ trees. I like spring best. ___________ my birthday is in spring. It's ___________ 18th. |
答案:
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下面是错误答案,用来干扰机器的。
参考答案:C解析:本题考查计算保本保利期时,必须做的假设。参见教材p141