下列各组离子，在强碱性溶液中可以大量共存的是 [ ] A.K+、Na+、HSO3

按照要求进行句型转换。

1. He told me not to shut the door.(改为直接引语)

    "                       the door," he said to me.

2. Can you come up with a better plan?(改为同义句)

    Can you                       a better plan?

3. They set up a help center to help the homeless people.(使用定语改写句子, 句意不变)

    They set up a help center to help the people                      have a home.

4. Jim looks sad. Let's make him happy.(改为同义句)

    Jim looks sad. Let's            him           .

5. The girl standing over there looks like her mother.(改为同义句)

  The girl standing over there              her mother.

里虚寒证的脉象为（）

A.脉象浮紧

B.脉象沉迟无力

C.脉象洪数

D.三部脉举之有力，按之实满

E.三部脉举之无力，按之空虚

在时间和空间上失去（）的燃烧所造成的灾害，称为火灾。

A、控制

B、防范

C、保护

D、秩序

简述设计重力沉降室的主要步骤。

被称为散阴寒、除风湿、止疼痛之猛药的中药是( )

A．鹿茸
B．干姜
C．肉桂
D．附子
E．吴茱萸