____ some teenagers don’t realize is ____ difficult life can be after they get addicted to drugs.
| A．What；how | B．What；what | C．That；how | D．That；what |
My ______ of this weekend’s activity is going out with some good friends.
| A．idea | B．opinion | C．mind | D．thought |
To make members of a team perform better, the trainer first of all has to know their _____ and weaknesses.
| A．strengths | B．benefits | C．techniques | D．values |
What’s the _____ of having a public open space where you can’t eat, drink or even simply hang out for a while?
| A．sense | B．matter | C．case | D．opinion |
The hall __ we saw the film was very clean.
| A．that | B．which | C．in which | D．in that |
It had no other effect except ___ him all the anxious.
| A．make | B．making | C．to make | D．made |