问题 问答题 简答题

简述凝胶作用和织构化的概念。

答案

参考答案:

果胶等大分子物质在适宜的条件下相互结合而产生链状胶束,并相互交织,形成三维网状结构的过程,称为凝胶作用;将水不溶性蛋白质加工成具有一定的组织结构、咀嚼性能和良好持水性能的薄膜或纤维状产品的过程成为蛋白质的织构化。

阅读理解

A new Long March(长征)

Twenty-one people from Hong Kong and the Chinese mainland began a new Long March on October 15. They will walk about 8,000 kilometers from Ruijin, Jiangxi to Wuqi, Shanxi. They hope to get 20.2 million Yuan to build 101 schools and help poor children go back to school. They hope to finish the march by August 16, 2012.

The football team

The Chinese under-17 football team is No. 1 in Asia. They won the Asian U-17 Championship(亚洲U-17锦标赛)in Japan on Saturday. They beat the Democratic People’s Republic of Korea(朝鲜)by 1:0. After 85 minutes, Wang Weilong got the only goal. They took the cup for the first time in 12 years.

Liu leaves China

Chinese actor Liu Ye left for the US on Monday to make a film called Meteor(《流星》)。 He is going to act with the Hollywood film star Meryl Streep. His former classmate Zhang Ziyi sent Liu a message to encourage him. Liu was worried about his English, and worked hard on it before he left. People know him from films like last year’s “Mei Ren Cao”。

小题1:From the news,we know that the twenty-one people began a new Long March to ______.

A.travel around China

B.visit some schools

C.teach poor children

D.get some money and help poor children go back to school小题2:The second piece of news tells us ______.

A.Korea held this contest

B.the Chinese football team is No. 1 in South-East Asia

C.the Chinese under-17 football team won the world championship

D.the Chinese under-17 football team won the championship for the first time in 12years小题3:Which of the paragraphs is about sports? ______

A.The 1st

B.The 2nd

C.The 3rd

D.The 3th and the 1st

单项选择题