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问题 单项选择题 B型题

抗胸腺细胞球蛋白（）

A.血管炎

B.出血性膀胱炎

C.肺纤维化

D.过敏性休克

E.牙龈增生

答案

参考答案：D

填空题

电源的作用是提供          。          是使电路中的自由电荷定向移动形成电流的原因。我国家庭用电器正常工作的电压一般是        伏；大量实验表明                 伏的电压对人体是安全的。
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补全对话，情景问答
从下面的方框中选出适当的句子补全对话。
    
A. Thank you for answering my questions.
B. Where are koalas from?
C. what's the weather like in Australiafl
D. Do you have a pen pal?
E. Does Australia have any famous animals?
F. Where is she from?

A: Excuse me. __1__
B: Yes,I do.I have a girl pen pal.
A: __2__     
B: She is from Sydney.
A: Where is Sydney?
B: It's a city in Australia.
A: __3__     
B: Yes. Koalas are f'rom Australia. They sleep in the day and get up to eat leaves at night.
A: That sounds interesting. And __4__     
B: It's warm in winter and cool in summer.
A: __5__     
B: You're  welcome.
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