It’s hard for him playing against me I’ve got nothing to play for, but for him, he needs to win so _____ [ ]

In many people’s opinion, that company, though relatively small, is pleasant _____. [ ]

Sir,please ________ off your mobile phone!The meeting has begun.— Sorry.I forgot.[ ]

It was ________that we went camping on the mountain.

John is good at his job but she seems to ______confidence.