Bill doesn’t do well in his English. So his father asked a teacher ____ him ____ it.

The police stillhave found the lost child, but they’re doingall what they _____. [ ]

It is necessary for us_______them every day.

How is everything going on with you in Europe? —Quite well Not so smoothly as I hoped_____[ ]

You should________your spare time better if you want to be promoted. [ ]