多项选择题

达到一定规模的危险性较大的分部分项工程，应编制包括（）等的专项施工方案。

A．基坑支护与降水工程
B．脚手架工程
C．楼地面工程
D．土方开挖工程
E．屋面工程

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单项选择题

实验室检查结果符合过敏性紫癜的是

A.血块退缩不良
B．毛细血管脆性试验半数以上阳性
C．凝血时间延长
D．凝血酶原时间延长
E．出血时间正常

单项选择题

W: I hear you did some serious shopping this past weekend.
M: Yeah, the speakers of my old stereo finally gave out and there was no way to repair them.
Q: What did the man do over the weekend?（）

A．He listened to some serious music.
B．He bought a stereo system.
C．He got his speakers fixed.
D．He went shopping with the woman.