问题 问答题 简答题

微生物在发酵肉制品中的作用主要体现在哪些方面?

答案

参考答案:

(1)降低pH值,减少腐败,改善组织与风味。

(2)促进发色。

(3)防止氧化变色。

(4)减少亚硝胺的生成。

(5)抑制病原微生物的生长和产生毒素。

听力题

小题1: 根据句意及所给中文提示或英文解释,写出句中所缺单词。

51. Children in the west usually wear    ▲   (特殊的) costumes with masks at Halloween.

52. Zhang Shaohan has a sweet    ▲   (嗓音), and many of us like listening to her songs.

53. People around the world love    ▲   (和平)and hate wars.

54. As we know,  ▲   (星期一) is the second day of a week.

55. Sorry, I didn’t know you. Would you please speak more    ▲   (清楚地)?

56. Now we are short of water and we should s  ▲   water in our daily life.

57. Peter’s father is very    ▲   (not free), so he does not have much time for his family.

小题2: 根据句意,用括号中所给单词的适当形式或句子的语法要求填空。

58. My grandpa likes    ▲   (chat) with his friends under the big tree.

59. —Would you like some bananas?

—No, thanks. I    ▲   (eat) one already.

60. The style of this dress is popular, but I don’t like    ▲   (it) colour.

61. What a    ▲   (snow) day! The ground is covered with snow everywhere.

62. July 1st is our Party’s    ▲   (ninety) birthday this year. We Chinese people are going to celebrate it.

63. Beijing is one of    ▲   (beautiful) places in China, and I have been there twice.

64.    ▲   (lucky), they escaped from the burning building with the help of the firemen.

65. We    ▲   (ask) to help our parents do some housework every day.

单项选择题