—Mr Hu, can you tell us how to learn math well?—Sure. But remember nothing can be learned _________ hard work.
The boy is Jack and this is ______ jacket. ______ is yellow.
—_________. — It’s Green.
I ______ a boy. My name ______ Tom.
—______ your card number? —It’s 15.
—Hello! ______—Hello! I’m Jack!