天然气火灾的特点是燃烧性强,爆炸危险度()。
A.小
B.弱
C.大
D.轻
参考答案:C
What ______ heavy snow. Let's go out for a walk in ______ snow, shall we?
A.X...the
B.a...the
C.a...X
D.X...X
()可由各税务机关征收单位填开,也可将其发给缴款人自行填开。
A.税收缴款书
B.完税分割单
C.税收完税证
D.罚款收据