问题 选择题

下列关于有机物的说法不正确的是(  )

A.食醋的主要成分是乙酸,普通食醋中含有3%—5%的乙酸

B.固体酒精是固体状态的纯酒精

C.苯是一种有机溶剂,常用于油漆等

D.医学上常用班氏试剂检验患者尿液中的葡萄糖含量

答案

答案:B

题目分析:固体酒精并不是固体状态的酒精,而是醋酸钙与酒精形成的凝胶,属于混合物,选项B不正确,其余选项都是正确的,答案选B。

点评:该题是高考中的常见题型,属于中等难度的试题,试题基础性强,侧重对基础知识的巩固与训练。有利于培养学生的逻辑推理能力,提高学生的应试能力和学科素养。

阅读理解

Four men who would become fathers were in a hospital waiting room while their wives were in labor (分娩). The nurse arrived and proudly said to the first man, “Congratulations, sir. You’re the father of twins!”

“What a coincidence (巧合)! I work for the Minnesota Twins Baseball teams!”

Later the nurse returned and congratulated the second father on the birth of his triplets (三胞胎).

“Wow! That’s unbelievable! I work for the 3M Company.”

An hour later, the nurse returned to congratulate the third man on the birth of his quadruplets (四胞胎). Surprised, he only could answer, “I don’t believe it! I work for the Four Seasons Hotel!”

  After this, everyone turned to the fourth man who had just fainted (晕). The nurse ran fast to his side. As he slowly came to himself, they could hear him speak in a very low voice over and over, “I should never have taken that job at 7-Eleven. I should never have taken that job at 7-Eleven. I should never have taken that job at 7-Eleven.”

小题1:Why were the fathers there?

A.They were waiting for their wives.  

B.They were seeing doctors.

C.They were waiting for their babies to be born.  

D.They were working at men nurses there.小题2:Which of the following is true about the third man?

A.He thought the nurse made a mistake. 

B.He was very surprised at the nurse’s words.

C.He didn’t want to have these babies.  

D.He should never have worked at 7-Eleven.小题3:Why did the fourth man faint when he heard what the nurse told the third man?

A.Hew was afraid of having so many babies.  

B.He was seriously ill.

C.He was too excited.

D.He was very glad to have 7 babies.小题4:At least how many babies would be born according to the story?

A.9.

B.10.

C.11.

D.16.

单项选择题 A1型题