﹣32+(﹣3)2的值是[ ]
A.﹣12
B.0
C.﹣18
D.18
答案:B
—Does Alice dance here to make money?
—Not for that _____, simply for fun. [ ]
A. focus
B. service
C. concept
D. purpose
化学泡沫除扑救酒精火灾效果较差外,适用与其他各种可燃流体和易燃液体的火灾。