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问题 单项选择题 A1/A2型题

目前常用的染色体显带技术不包括（）

A.Q带

B.H带

C.G带

D.R带

E.C带

答案

参考答案：B

解析：经某种特殊处理或特异染色后，染色体上可显示出一系列连续的明暗条纹，称显带染色体。1971年巴黎会议确定的四种显带技术是奎丫染色法、Giemsa法、逆向Giemsa法和着丝粒区异染色质法，即Q带、G带、R带和C带。

听力题

.单词拼写 

61. Congratulations! You have finally s____________ in getting to the top of the mountain after you failed six times.

62. The company e____________ 100 workers this year while last year it had only 50 workers.

63. Harry p_____________ a dance on the stage. Everyone says he played perfectly.

64. Don’t read in the sun! Strong sunlight will do h___________ to your eyes.

65. I am not f____________ with this town. I haven’t been to this place before.  

66. Don’t believe in what he said. It is only a t____________. He is a cheater.

67. You shouldn’t come into the office without teacher’s p_____________. It’s not polite.

68. A lot of people g____________ in the hall for the celebration on the eve of the National Day.

69. It is o__________ that the boy has fallen in love with the girl. Everyone with eyes can see it clearly.

70. Western d__________ is unhealthy because it is rich in fat and sugar. As a result, more and more people have turned to Chinese style.
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单项选择题 A型题

配伍用药时（）

A.可能使作用减弱，是为拮抗

B.产生拮抗皆对治疗不利

C.可能使作用增强

D.产生协同皆对治疗有利

E.以上均不对
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