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问题 单项选择题

采用钢管扣件搭设高大模板支撑系统时，应对扣件螺栓的紧固力矩进行抽查，抽查数量应符合《建筑施工扣件式钢管脚手架安全技术规范》（JGJl30）的规定，对梁底扣件应进行（）％检查。

A、70

B、80

C、90

D、100

答案

参考答案：D

阅读理解

阅读判断正误，正确的用T，错误的用F。

Mr. Wang and Mr. Li go to London to see a friend. They don’t know much English and they know little about London. They can’t find their friend’s house. They walk in the street for a long time. Then they see a man near a bus stop. They go up to him and ask the way. The man smiles（微笑）but say nothing. Then he puts his hand into his bag and takes out a book. He opens the book and reads. "I’m sorry, I can’t speak English." In the evening，they find their friend’s house with the help of a policeman.

小题1:Mr. Wang and Mr. Li know a lot about London.

小题2:They can speak much English.

小题3:The man near the bus stop helps them find their friend’s house.

小题4:They don’t see any policeman in London.

小题5:The man near the bus stop can’t speak much English like Mr. Wang and Mr.1i.
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单项选择题

原发性肝癌病人最突出的体征是（）

A．腹水呈血性

B．腹膜刺激征

C．肝脏进行性肿大

D．黄疽与发热

E．腹壁静脉曲张
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