凡是文物都具有艺术性（）

下列对外资经济的认识，错误的是[ ]

A．它是外国投资者对中国进行的投资

B．它包括外国投资者和港澳台投资者在我国大陆设立的独资企业以及中外合资企业、中外合作经营企业中的外商投资部分

C．发展外资经济，有利于引进境外的资金和先进技术

D．外商的合法权益受中国法律保护

下列哪些为氧气吸入的副作用（）

A.吸入性肺不张

B.肺型氧中毒

C.脑型氧中毒

D.CO₂潴留

E.晶状体后纤维组织形成

过度使用磨砂膏将使皮肤角质层受到过度的刺激，从而影响其正常（），容易出现脱屑、红斑、刺痛等症状。

Washoe is a young chimpanzee(黑猩猩). She is no ___1___ chimpanzee, though. Scientists are doing a research ___2___ her. They want to see how civilized(驯化) she can ___3___. Already she does many things a human being can do.

For example, she has been learning how to exchange ___4___ with people. The scientists are teaching her ___5___ language. When she wants to be picked ___6___, Washoe points up with one finger. She rubs her teeth with her finger ___7___ she wants to brush her teeth. This is done after every meal.

Washoe has also been ___8___ to think out and find answers to problems. Once she was put in a ___9___ with food hanging from the ceiling. It was too high to ___10___. After she considered the ___11___, she got a tall box to stand ___12___. The food was still too high to be reached. Washoe found a ___13___ pole. Then she climbed onto the ___14___, grasped the pole, and ___15___ down the food with the pole.

Washoe ___16___ like a human, too. The scientists keep her in a fully furnished(家具齐全的) house. After a hard ___17___ in the laboratory, she goes home. ___18___ she plays with her toys. She ___19___ enjoys watching television before going to bed.

Scientists hope to ___20___ more about people by studying our closest relative(亲属) — chimpanzee.

1. A. foolish   B. ordinary     C. special       D. simple

2. A. for  B. by      C. to       D. on

3. A. experience     B. change       C. develop      D. become

4. A. actions   B. views  C. messages    D. feelings

5. A. sign       B. human       C. spoken       D. foreign

6. A. out B. at       C. on      D. up

7. A. when     B. until   C. since   D. while

8. A. raised     B. trained       C. ordered      D. led

9. A. cave       B. zoo     C. room  D. museum

10. A. pull      B. see      C. eat      D. reach

11. A. problem       B. position      C. food   D. ceiling

12. A. by B. on      C. up      D. with

13. A. straight B. strong C. long    D. big

14. A. wall     B. box     C. ceiling       D. pole

15. A. knocked      B. picked C. took    D. shocked

16. A. lives     B. acts     C. thinks D. plays

17. A. task      B. lesson C. day     D. time

18. A. Here    B. There  C. So      D. Then

19. A. quite    B. already       C. even   D. still

20. A. observe       B. discover     C. gain    D. learn

气道异物梗阻的典型表现是（）

A.呼吸困难

B.高声大喊

C.平静呼吸

D.体温上升