The mobile phone has influenced people’s life a lot since it ___________.

I visited many places including the History Museum last Saturday. When I _______ at the hotel, it was very late.

No one in the department but Tom and I that the director is going to resign（辞职）

What’s your opinion? — I suggest the work ____ as soon as possible. [ ]

_____ more than 100 million references to theword“tuhao” on social media since early September