搜题请搜索小程序“爱下问搜题”
问题 单项选择题

《民用航空器加油规范》要求，加油车管线材质不能使用（）材料。

A.铝合金

B.不锈钢

C.铜合金

D.内表层经热镀锡防护的中碳钢

答案

参考答案：C

单项选择题

病历摘要：熟练掌握特殊药品的有关规定及品种的范围

以保健品冒充精神药品的按以下何种处理 （）

A.辅料

B.药品

C.新药

D.假药

E.劣药
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补全对话，情景问答
给下列的问句选择合适的答语。
( ) 1. What is he going to do tomorrow?
( ) 2. Where are they going this Saturday?
( ) 3. When will they visit a factory?
( ) 4. Who are going to have a party?
( ) 5. What time does she usually go to bed?		A. Susan and Helen.
B. Have a football match.
C. Before half past nine.
D. Next Tuesday.
E. To the Summer Palace.
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