引起吸入性肺炎的细菌，多见于A．厌氧菌和需氧菌的混合感染 B．霉菌 C．需氧菌 D．

在用泡沫灭火系统灭火后，具有水渍损失小，灭火效率高，泡沫易于清除的灭火剂是（）。

A．低倍数泡沫灭火剂

B．中倍数泡沫灭火剂

C．高倍数泡沫灭火剂

D．水成膜泡沫灭火剂

温 * * * * 在十届全国人大三次会议上所作的《政府工作报告》指出：2005年，我国对外开放面临不少新情况。关税要降到加入世贸组织承诺水平，取消大多数非关税措施，进一步开放服务领域，我们要适应新形势，切实做好对外开放工作。

结合经济生活的有关知识，谈谈适应新形势，应怎样做好对外开放工作？

Of all living creatures on earth, insects are the most plentiful. Some 1 are very useful to man, for example, bees, 2 we get honey and wax, and silkworms, which 3 us with silk. Other varieties, 4 , are extremely harmful, and do a great 5 of damage, especially to crops. Locusts are perhaps the most dangerous of all, 6 they will eat almost any green 7 , and when millions of them 8 on cultivated land they soon leave it 9 . In some countries they are the farmers’ 10 enemy. Another nuisance is the common 11 , not only because it 12 us indoors and out-of-doors, but because it spreads diseases.

　　Scientists have given much time and 13 to the study of insects. It needs the most careful and 14 observation. Thanks 15 their discoveries we now know almost all 16 is to be known about the habits of these hardworking insects, bees and ants, which live in 17 better planned in some ways than our 18 . But the most valuable work has been done in trying to give 19 to men, animals and crops from the 20 which insects cause.

1．A．members            B．forms        C．qualities           D．varieties

2．A．by which            B．from which     C．of which           D．in which

3．A．give                B．produce        C．offer              D．supply

4．A．however             B．meanwhile     C．offer             D．supply

5．A．majority             B．number        C．amount           D．what’s more

6．A．and                 B．for            C．if                D．when

7．A．grass               B．field          C．fruit              D．plant

8．A．settle               B．attack         C．pass              D．cross

9．A．bare               B．nothing        C．empty             D．untouched

10．A．hardest            B．greatest        C．serious            D．wildest

11．A．insect              B．creature       C．fly               D．enemy

12．A．dislikes            B．bites          C．worries           D．hates

13．A．understanding       B．ideas           C．comprehension      D．thought

14．A．serious            B．patient        C．curious           D．long

15．A．for                B．of            C．to                D．with

16．A．that               B．which        C．there             D．what

17．A．societies            B．crowds        C．teams             D．organizations

18．A．world              B．nation       C．selves             D．own

19．A．help              B．protection    C．living             D．defense

20．A．injury              B．wound       C．sickness            D．ruin

不予承运的孕妇旅客是（）

A、8个月以下的健康孕妇

B、9个月以上的健康孕妇

C、6个月以下的不健康孕妇

D、8-9个月的不健康孕妇

提升钢丝绳必须每天检查（）次。

A、两

B、四

C、一

D、三