爆破后必须经过（）通风排烟后，检查人员方可进人工作面，检查有无“盲炮”及可疑现象。
A.5min
B.7min
C.lOmin
D.15min
参考答案：D
把古诗补充完整。
赠汪伦
（唐）李白
______乘舟将欲____，
忽闻岸____踏歌____。
桃花潭____________，
不及汪伦送________。
His mother wants __________milk every day.
A.him drink
B.him to drink
C.him drinking
D.him not to drink
