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問題5 仿照例句填空,答案用平假名书写。
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举一反三
【简答题】计算 ,其中c为圆周
【简答题】计算下列曲线积分： (1)∫ C (x+y)ds，其中C是以a为半径、圆心在原点的右半圆周； (2) ，其中C为圆周x 2 +y 2 =ax
【简答题】Exercise 2 Directions: You will hear eight short conversations. After each conversation a question will be asked. Answer the question. Both the conversation and question will be read only once.
【简答题】2. The more exercise you do, the _______
you will be. (5.0分)A. weaker B. healthier C. luckier D. worse
【简答题】小题1:If you take some ___________ after supper, you will be thinner. (exercise ) 小题2:I have a good ___________ habit, so I’m very healthy. ( eat ) 小题3:They have been to many ______________ countries....
【简答题】试计算积分 ∫C(｜z｜—ezsin z)dz 之值，其中C为圆周｜z｜=a＞0．
【简答题】Exercise
2: Directions: you will hear eight short conversations. After each
conversation, a question will be asked. Answer the questions. 1.
How much are two bags?
【简答题】用所给词的适当形式填空 1. If you take some __________ after supper, you will be thinner.(exercise) 2. I have a good __________ habit, so I'm very healthy.(eat) 3. They have been to many __________ countries.(wes...
【简答题】求证下列不等式： (1) 为连结点一i到i的直线段． (2)｜∫eeizdz｜＜π，其中C为圆周｜z｜=R的上半圆周从R到一R．
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