Knowing how long the test would last, the students who finished ____ and waited until the end of the exam.
You must apologize ______ her ______ what you have done.
The bad weather discouraged us ______ on the picnic and we had to stay at home.
A good student is honest and kind to others. In other words, he never ______ his friends.
----The light in the office is still on. ----Oh, I forget ______.
If you don’t go to the party, ______I.