— What made Bill so angry? —____________. His girl friend promised to come at 8:30, but she hasn’t come yet.
Not easy as the problem of pollution is____, no one should just stop trying.
Let us suppose that we _____him about it, what would have happened?
There’s no point trying to ___ with her because she will never change her mind.
___the survivors in the traffic accident appreciated the police before they left for their homes.
He has given up photography and he is ____computer now.