good manners to say “Sorry” when you knock into someone butno need to say it again and again .

____ do you have a talk with your teacher, Tom?—Once a week. [ ]

When you feel _____ to watch TV by then, you are all right.

I went to the classroom to close the door yesterday. But as soon as I was _______ to the classroom, I found it already _______.

Susan’s parents have bought -a large house with a swimming pool in Paris.–It be very expensive.