下列有关洛贝林的叙述，正确的是（） A.反射性兴奋呼吸中枢 B.

搜题请搜索小程序“爱下问搜题”

问题多项选择题 X型题

下列有关洛贝林的叙述，正确的是（）

A.反射性兴奋呼吸中枢

B.作用持续时间短

C.直接兴奋呼吸中枢

D.安全范围大、不易引起惊厥

E.剂量较大可致心动过缓、传导阻滞

答案

参考答案：A, B, D, E

填空题

下表列出了三种牙膏中的摩擦剂，

（1）请写出三种摩擦剂所属物质类别．

句型转换

句型转换。

1. By comparing with others, you will find your problems are not so terrible. (划线部分提问)

______ ______ you find your problems are not so terrible?

2. It is interesting to send English messages to friends on a mobile phone. (改为感叹句)

______ ______ interesting thing it is to send English messages to friends on a mobile phone!

3. It would be nice if we could get a room with a kitchen so we could cook our town meals. (改为同义句)

It would be nice if we could get a room ______ ______ a kitchen so we could cook our own meals.

4. Being a volunteer is great. (改为反义疑问句)

Being a volunteer is great, ______ ______?

5. The woman teacher asked the students "Can you understand what I am saying?" (改为间接引语)

The woman teacher asked the students ______ ______ could understand what she was saying.