通用措施项目中在正常情况下可能不发生的是( )。
A．安全施工
B．脚手架
C．二次搬运
D．夜间施工
参考答案：D
某同学做物质在氧气中燃烧的实验方法如下图所示，其中不合理的是 [ ]
A． 点燃木炭
B． 点燃铁丝
C． 点燃红磷
D． 点燃蜡烛
The government’s efforts to cut the homework burden of primary and middle school students _____ mixed reactions
A．have drawn
B．has drawn
C．have been drawn
D．has been drawn
点燃木炭
点燃铁丝
点燃红磷
点燃蜡烛