Is the man over there your new teacher –No, it _______ be him. He has gone to Shanghai for a meeting.

It’s bad for your health to go to work ______breakfast.

He ______busy yesterday,or he______you with your experiment

Wilma became the first American woman towin three Olympic gold medals in track, ________ made her mother very proud.

Some English programs, ____ English on Sunday, Follow Me, are very helpful to us[ ]