问题

the Internet is of great help,I don’t think it’s a good idea to spend too much time on it

A:Since the key has lost
B:The key been lost
C:Lost the key
D:Having lost the key

正确答案是：

同类题型

_____, or we will be late for the meeting!

____________—He can sing and dance.

对《蜀相》这首诗的赏析，不恰当的一项是

1If you don’t work hard formost of the year and then work hard for only a few days before the exam, youwill probably .

The humans are destroying nature day by day, ________ of course, will cause severe punishment from it sooner or later.