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问题 单项选择题

某场地岩溶形态为岩溶化裂隙，裂隙连通性差，裂隙中有水流，该岩溶按发育强度分级为（）。

A.岩溶强烈发育

B.岩溶中等发育

C.岩溶弱发育

D.岩溶微弱发育

答案

参考答案：C

阅读理解

阅读理解。

                                                         Here's Tom's invitation

                                                 IT'S MY BIRTHDAY PARTY 

     Tom Read hopes you can come to his party!

     Time: 5:30 pm.  

     Date: Sunday,October 16th 

     Place: Flat 18A Bi Hai Building  

     Tel: 790621Notes:flat(公寓)

1. Tom Read is going to have_____party.

A. a Teachers' Day

B. an English

C. a birthday

D. a Chinese

2.The party is on_____.

A. Sunday,October 16th

B. Sunday,October 6th

C. Monday,October 16th

D. Monday,October 6th

3. It's going to start at_____.

A. half past five

B. half past four

C. a quarter to five

D. a quarter to four

4. He's going to have his party at_____Bi Hai Building.

A. Flat 8A

B. Flat 18A

C. Flat 8B

D. Flat 18B

5. Tom's telephone number is read as_____.

A. seven o nine

B. seven o nine,six one two

C. seven nine o,two six one

D. seven nine o,six two one?
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解答题

已知二次三项式2x2+3x-k有一个因式是（2x-5），求另一个因式以及k的值．
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