Although you may meet some difficuIties,you should never .
Do you know his telephone number? (找出划线部分正确的读音)
Come to our great ________/seil/ please.
I’m really /'bizi/ this weekend, I don’t have much time.
This is ______ book. They like it very much.
Dad, my trousers are old.I want to buy a new ________.