----______has Tom been a doctor ? -----Since two years ago.
—What does Mrs Li teach? —She is ________ English teacher, and she teaches __________ English very well.
---Does Daniel ________ after school ?---No, he doesn't.
If you want to be healthier, you must eat ______ fast food, I think.
---Hobo,what are you doing? ---I’mas a Monkey King.
Children shouldn’t watchTV.