— Tom, do you want to be a teacher_____________ a doctor?
-Look at this picture. There is a bridge_______ the river, and there are three birds_______ the tree.
-Sandy, do you like English? -Yes, I spend half an hour_______ English every day.
The girl is_______ to go to school by herself.
_______ packets of salt do you want?
Linda is my cousin. She likes playing _______, but I like playing _______.