目前已知的最强的致泻毒素是()A．内毒素 B．气单胞菌不耐热性肠毒素 C．耐热性肠毒

单词拼写：（共10小题；每小题1分，满分10分）

小题1:Frederick William I，the King of Prussia , could never have imagined that his greatest gift to the Russian people would have such an           history .

小题2:About four meters long, the room served as a small           hall for important visitors .

小题3:There are two main sets of Games-the Winter and Summer Olympics, and both are held every four years on a           basis.

小题4:She said, “I don’t want to set down a           of facts in a diary as most people do, but I want this diary itself to be my friend, and I shall call my friend Kitty.”

小题5:Then           between about AD 800 and 1150, English became less like German because those who ruled England spoken first Danish and later French.

小题6:Wang Wei soon got them interested in           too.

小题7:People began to wonder how long the           would last.

小题8:But I was happy to help because I knew it would help us achieve our dream of making black and white people          .

小题9:Only athletes who have reached the agreed standard for their event will be          as competitors.

小题10:It’s a great           but also a great honour to be chosen.

The audience was ____ very young children so there was a lot of noise while the concert was going on.

A．consisted in

B．made up for

C．consisted of

D．made up of

数控机床一般要求定位精度为（）。

A、0．01~0.001mm

B、0．02~0.001mm

C、0．01~0.001um

D、0．02~0.001um

某班男生人数比女生人数的一半多12人，女生人数比男生人数的多31人，问这个班共有（）人

A．78

B．8l

C．95

D．75

嵌套查询命令中的IN，相当于（ ）。

A．等号=

B．集合运算符∈

C．加号+

D．减号-