台号一般摆放在餐台的（）。A、中心B、边缘C、上首D、下首

形成科技档案的科技文件材料是（）.

A、具有保存价值的科技文件材料

B、记录科技活动的所有科技文件

C、历史科技文献

D、反映科技成果的科技文件

完成句子

1. The young man risked ________________(冒着被撞倒的危险)to take the child on the busy

road to safety. (knock)

2. It remains to be seen ________________(计划是否能实施).  (practice)

3. The death zone is an area, above about 5,200 metres, ________________(在那儿人们仅能存活)

for only a couple of days. (survive)

4. Cooperation or teamwork, the importance of ________________(经常被强调), plays an

important part in football matches. (stress)

5. ________________(对我都一样)whether you are going by bus or by train. Anyhow, I will not

accompany you to the city. (difference)

6. ________________(至少要花费)one or two years for the world to recover from the depression,

which is now spreading from the USA to the rest of the world. (take)

7. Some experts said that it was not fair, or even not legal to use the electrical treatment to those

patients ________________(沉迷于网络游戏的) in the hospitals.  (addict)

8. Not ________________(习惯)the cold weather there, he had to come back home earlier.

(accustom)

9. This is ________________(一样大的房屋) as the one we lived in our hometown. (big)

10. Natural intelligence alone is not enough to get you to Oxbridge and a good social－life balance is

also required, but he ________________(确实做到了这点). (manage)

行为人只要实施了刑法分则所规定的行为，即使结果没有发生，也可能构成犯罪既遂的有( )。

A．破坏交通设施罪

B．煽动民族仇恨罪

C．破坏广播电视设施罪

D．传授犯罪方法罪

（）是新型师生关系的基本理念。

二乙氨基二硫代甲酸银光度法测定空气中砷，砷化氢反应时，若酸度太高，反应过快，吸收不完全；酸度太低，反应太慢，有可能反应不完全。反应时硫酸酸度以（）mol／L为宜。

A.2.3～2.5

B.2.6～2.8

C.2.0～2.2