预防煤尘爆炸的措施（）。
A.降尘
B.防止引燃
C.隔爆
D.加强通风
参考答案：A, B, C
In our town, wood can ___________ a fire.
A．be used to make
B．be used to making
C．use to make
D．used to making
喷锚支护应符合哪些规定？
