题目内容

If the bottle of gas    fire, the whole building may      
A.will catch, be burned to the groundB.catches; be burned down
C.is on, burn downD.will be on; be burned down
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网