问题
单项选择题
曲线
在区间（0，e）内（）。
A.单调上升，且为凹的
B.单调上升，且为凸的
C.单调下降，且为凹的
D.单调下降，且为凸的
答案
参考答案：C
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曲线在区间（0，e）内（）。
A.单调上升，且为凹的
B.单调上升，且为凸的
C.单调下降，且为凹的
D.单调下降，且为凸的
参考答案：C
| 阅读理解 | ||||
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| 根据表格内容，选择最佳答案。 | ||||
| 1. People can enjoy music at Young Scene Concert from____________. | ||||
| A. 1-20 Mar B. 15-20 Nov C. 26 Nov-7 Dec D. 1 Mar-20 Nov | ||||
| 2. You can e-mail ____________if you want to see Documentary Film. | ||||
| A. info@mtccc.com B. askus@oneofakindshow.com C. info@paris-touristoffice.com D. info@quasimodo.de | ||||
| 3. You can buy ____________at the Craft Show. | ||||
| A. glass, ironwork and clothing B. different kinds of flowers C. classic music CDs D. some books about film | ||||
| 4. If two adults and two boys of 9 want to see Flower Show and Craft Show, it will cost them ____________. | ||||
| A. $40 B. $56 C. $76 D. $112 | ||||
| 5. Which of the following is NOT true according to the passage? | ||||
| A. Young musicians from all over Germany perform at Quasimodo music hall. B. Cinemas, schools and libraries across France take part in Documentary Film Month. C. People can enjoy the Craft Show from 9 am to 6 pm on Sunday. D. Toronto Garden and Flower Show is the world’s largest garden show. |
