The box is ______heavy for the girl ____carry .
He usually goes to school ____ bike, but sometimes he _____a taxi to school.
—— _____is it from your home to school? ——It’s about 5km.
Tom likes playing ____ football, but his sister likes playing _____ piano.
——____ are elephants from? ——They’re from Africa.
——I have ___rules in my home. What can I do? ——You can talk with your parents.