My father didn’t go to bed ______ he washed his car last night.
The old people and the children must ____________ in our country.
You ____________ to the ball. Why didn't you go?
Betty and her classmates are going to _______ a school magazine, and the magazine __________ New Standard.
You may go fishing if your work _____________.
If anything ___________ to him, please call me as soon as possible.