问题 单项选择题 B型题

反复使用麻黄碱能产生()

A.躯体依赖性

B.首剂现象

C.耐药性

D.耐受性

E.致敏性

答案

参考答案:D

解析:

部分患者首次服用哌唑嗪可出现体位性低血压、眩晕、出汗、心悸等反应,这一现象即为首剂现象。耐药性是由于药物的广泛使用,药物与细菌多次反复接触后,细菌对该药的敏感性降低甚至消失。反复使用麻黄碱能产生快速耐受性,停药一段时间恢复。常用青霉素后,细菌产生耐药性。故答案为ABCD。

阅读理解

Hunter and Nina are husband(丈夫)and wife. They get up about 4:50 in the morning. When many people are sleeping in their warm beds, they are working. They work outside and walk a lot. They do not work when it is raining. They also work on weekends.

Her name is Sara. She sometimes goes to work in the morning, and sometimes goes to work at night when she is on duty(值班). She works in a big building. There are many beds in it. She wears a white hat and a white dress. She says:” I meet many people every day. I look after them. They need my help. That’s my job. It’s hard, but I like it.”

He is Jim’s father. He usually leaves home very early. He does not work in a factory. He goes to work on foot or by bike. It is far from his home. He usually works in the day and has lunch outside in the sun. His work is very hard. He often brings us rice, eggs and vegetables. He can have a good rest(休息)in winter.

She goes to work by bus every day. She works in a building. It opens at 8 a.m. and closes at 6 p.m. There are many good foods, drinks and other things. Children like to go there. She meets many people every day. She often says, “Can I help you?” When she meets people. She says, “My work is not easy. I must stand all day and be friendly to everyone”.

小题1:What jobs do they have?

A.Farmer, doctor, driver and cleaner(清洁工)

B.Cleaner, nurse, farmer and shopkeeper

C.Postman, nurse, driver and teacher

D.Driver, doctor, cleaner and shopkeeper小题2:Hunter and Nina doesn’t work _____.

A.from Monday to Friday

B.at weekends

C.on workdays

D.on rainy days小题3:Does Sara like hard work?

A.Yes, she does.

B.She doesn’t know.

C.No, she doesn’t.

D.We don’t know.小题4:In what season (季节)does Jim’s father stop working?

A.In spring

B.In summer

C.In autumn

D.In winter小题5:Who works hard and is kind to people when they come to her/him?

A.The first

B.The second

C.The third

D.The fourth

单项选择题 A1/A2型题