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问题 单项选择题

以下天疱疮临床4个分型之间的关系，哪项是错误的（）

A.各自独立、固定

B.轻型可向重型发展

C.重型可向轻型转化

D.两型间相互转化

E.两型皮损同时存在

答案

参考答案：A

不定项选择题

在盐酸中不可能大量存在的离子是：[ ]

A、H-

B、Br-

C、HCO3-

D、Ag+

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句型转换

1.Her English teacher was very strict but very nice.( 对划线部分提问)

_________ was her English teacher _______ ?

2.They didn’t hurry out of the house. (改为肯定句)

They ____________\out of the house.

3.Jim did his homework last night. (变为一般疑问句,)

_______ Jim _______ his homework last night? 

4.We spent five hours reading this book yeserday. (改为同义句)

________ _________ us five hours ________ ________this book yeserday.

5.The spacecraft orbited the Earth 14 times.（对画线部分提问）

_______  ________ times _______the spacecraft ________ the Earth?
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