--Take good care of yourself, son!--Don't worry, mom! I will call you as soon as I ________ America.
— What’s the matter with you? — I ______a headache.
-Excuse me, do you have any story books? - Sorry, I don't have_______. Ask Mary. I think she has_______.
Excuse me, _______ do you say that in English?
We often go to school_______ bike but today we all come to school_______ the school bus.
_______ the show because there are lots of fun and interesting things_______.