以下能够正确描述专家控制系统基本特性的是（）。A、基于模型 B、基于知识 C、低速、

单词拼写。

根据句义和所给的首字母或括号中的汉语提示填出所缺单词。

1. According to general c    , Pablo Picasso was the greatest painter alive then.

2. I was really impressed by the Monna Lisa, a picture of a lady with a m  ?  smile.

3. According to the rules, only those with tickets can gain a     to the opening ceremony.

4. My uncle has just sold a film script to a major Hollywood studio, and therefore we all gave

 him our sincere c    .

5. Robert Redford wanted to e    (使接触)the public to films made outside the Hollywood system.

6. The Sundance Film Festival d     (故意地) boycotts all Hollywood films, and we don't foresee

ever including them.

7. Cindy is often abused by her ugly stepmother and two greedy stepsisters and she is forced to

wear      (破衣服) and live in a small, dark attic.

8. Calaf's father and Liu have been seen      (陪伴) Calaf, so Turandot seizes Calaf's father and

Liu, and demands they tell her Calaf's name.

9. In the early 1950s, a record company owner from Memphis, Tennessee, Sam Philips, s    

(试图) to bring back rock music to white audiences.

10. No reliable figures are available for money a     (积累) from popcorn sales, but film fans

usually consume a lot of this salty food.

在平行杠内的步行训练包括（）。

A.同时拖地步行训练

B.交替拖地步行训练

C.两点步行训练

D.三点步行训练

E.四点步行训练

下列哪种情况应限制生育（）

A.X连锁隐性遗传病

B.男女一方患严重的常染色体显性遗传病

C.男女双方均患严重的常染色体隐性遗传病

D.男女一方患严重的多基因遗传病

E.三代以内旁系血亲

目前，我国渔业水域生态环境面临的形势十分严峻，据20世纪90年代对全国15个省(市、自治区)29条江河的不完全统计，有2.5×104km河段的水质达不到渔业水质标准，2800km长的河段鱼类基本绝迹。全国有82％的江河、湖泊受到不同程度的污染，死鱼现象严重，死鱼量最多的年份甚至达到5×10⁷kg。请你回答下列问题：

(1)从资料上看，造成鱼类数量减少、种类灭绝的最主要原因是_________________________________。由此可见，保护渔业资源不仅要禁止乱捕滥捞，而且还要保护它们的 _______________________________________________。

(2)作为一名中学生，为了保护水资源，你可以从哪些方面去做?________________________________

(3)请你为水域污染严重的地段写一块警示牌。________________________________

四川居民爱吃辣椒，主要因为（　　）

A．当地盛产辣椒，形成吃辣椒的习惯

B．冬季比较阴冷潮湿，吃辣椒可以驱寒抗风湿

C．四川为湿润地区，有利辣椒生长

D．四川多山地，吃辣椒有利健身