AIDS易导致的脑局灶性病变包括（） A.脑弓形虫病 B.脑血管病 C.中枢神经系统

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。注意：请将答案转写到答题卡上，写在本试卷上无效。

Most of us trade money for entertainment.  71 But if you think you can’t have a good time

without spending lots of money, read on. You can find some new discoveries.

Remember one sentence: the best things in nature are free. If you have the eyes to find fun

around you, though you have no money, you can have a great time!

  72 Stroll through busy streets and see what everybody else is doing. You will probably see

people from all over the world; you will certainly see people of every age, size, and shape, and you

will get a free fashion show, too.

Check the listings in your neighborhood newspaper. Local colleges or schools often welcome the public to hear an interesting speech or a good debate.   73 Be sure to check commercial advertisements in the newspapers, too. A flea market can provide hours of pleasant browsing. Perhaps you can find a free cooking or crafts demonstration in a department store.

  74 It is always more pleasant not to have people in front of you in a museum or at a zoo. You may save some money, too, for these places often set aside one or two free admission days at slow times.

Pretend that you are a tourist traveling in this city from time to time, and get to know your city all over again including the sights that people travel miles to see.  75 

Just have a relaxed mind, and you will find entertainment no matter you have money or not.

A．However, money is not highly valued everywhere.

B．The film or concert series at the local public library probably will not cost you a penny.

C．It seems that nowadays we can only use money to enjoy ourselves.

D．Plan ahead for some activities. E．It won’t cost much ready money, either.

F．With imagination and a spirit of adventure, you can easily find good entertainment at no cost at all.

G．People may be the most interesting show in a large city.

不耐热不耐湿的物品消毒宜用（）

A.环氧乙烷气体熏蒸

B.紫外线照射

C.高压蒸汽法

D.消毒液浸泡法

E.电离辐射法

软件维护工作越来越受到重视，因为维护活动的花费常常要占用软件生存周期全部花费的 (14) %左右，其工作内容为 (15) 。为了减少维护工作的困难，可以考虑采取的措施为 (16) 。

（14）处填（）。

A．10～20

B．20～40

C．60～80

D．90以上

《车辆部门安全技术规则》中，对衡越线路或道口的安全要求是什么？