问题 单项选择题 A型题

关于食品低温保藏叙述错误的是()

A.抑制微生物增殖速度

B.降低食品中酶的活性

C.应急速冷冻,缓慢化冻

D.低温可以杀灭致病微生物

E.应保证原料新鲜

答案

参考答案:D

解析:食品低温保藏原理是通过抑制微生物增殖速度及降低食品中酶活性来保藏食品,而不是杀灭致病微生物。

单项选择题
完形填空

第二节:完形填空(共10小题;每小题1.5分,满分15分)

Do you know the modern Olympic Games? It started in Greece in 11. The Games are held 12 years. Many people 13 the Olympic Games can be held in their own countries.

At first about ten cities are quite 14 in bidding (申办) for the Olympic Games of 2008. Beijing, Toronto and Paris are 15 cities bidding for the Olympic Games of 2008.

The host (东道主) city of the Olympic Games of 2008 was decided at the IOC (国际奥委会) meeting in July, 2001. In those days Beijing was getting ready for it because it 16 became the host of the Olympic Games of 2000.

Then the Chinese people were all very 17 and cheered because the Olympic Games of 2008 will be held in the capital of China and the Olympic Games has 18 been held before in the country.

Now Chinese people are trying their best 19 ready for the Olympic Games of 2008. They are working hard, and they are learning English, too. Many new buildings have been built. So, I’m 20 it must be a successful one.

11.A.1939            B. 1896           C. 1922          D. 2008

12.A. each four        B. every four      C. every few      D. three or four

13.A. like             B. want               C. decide             D. hope

14.A. ready         B. interesting      C. interested      D. join

15.A. more important          B. the most important 

C. more beautiful            D. the most beautiful

16.A. must            B. already        C. nearly          D. also

17.A. excite           B. exciting         C. excited         D. sad

18.A. never           B. ever           C. just            D. yet

19.A. get              B. gets          C. getting          D. to get

20. A. afraid           B. sorry         C. glad            D. sure