--It is often said that ______teachers have _______very easy life.
Mistakes don’t just happen; they occur for a reason. Find out the reason, and then making the mistake becomes _______.
What ___________ pleasant surprise! I’ll tell Richard about it ___________ minute he comes home.
—Can I sit in your new sofa? It looks so nice.—______. I will get some coffee for you.
From ______ you are standing, you can have a bird’s view of the whole city and feel its great changes during the past decades.
—Did you hear that Jack used to be a policeman for two years?—You’re kidding! He ______, for he’s too short.