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问题 单项选择题

四环素类药物不良反应中，哪个是错误的

A．空腹口服易发生胃肠道反应
B．长期应用也不引起二重感染
C．静脉给予大剂量可造成肝脏损害
D．幼儿乳牙釉质发育不全
E．过敏反应不多见

答案

参考答案：B

问答题

在蔬菜、果树、茶叶、中草药材上不得使用和限制使用的农药有哪些？
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Questions


·You will hear five conversations taking place in restaurants and the customers are complaining about something.
·Before you listen, read the list of statements, five of which are summaries of how these problems are solved.
·Then listen carefully and match the statements (A-F) with the conversations that are about them respectively.
·There is one extra statement that you don’t need to use. You will hear the passage twice.
A. it is suggested that she change her order to some sirloin because it is tender.
B. She is asked to send in the bill if she likes to have it cleaned.
C. The head waiter goes to fetch some clean ones immediately.
D. He offers to sponge it with a little warm water.
E. He is advised to choose another wine instead.
F. The head waiter will deal with it himself.

Questions


·You will hear five conversations taking place in restaurants and the customers are complaining about something.
·Before you listen, read the list of statements, five of which are summaries of how these problems are solved.
·Then listen carefully and match the statements (A-F) with the conversations that are about them respectively.
·There is one extra statement that you don’t need to use. You will hear the passage twice.
A. it is suggested that she change her order to some sirloin because it is tender.
B. She is asked to send in the bill if she likes to have it cleaned.
C. The head waiter goes to fetch some clean ones immediately.
D. He offers to sponge it with a little warm water.
E. He is advised to choose another wine instead.
F. The head waiter will deal with it himself.
查看答案