—Don’t ______the rubbish everywhere . It’s our duty to protect the environment.— I’m sorry.I won’t do that again.
--It’s a fine day. Shall we go swimming?--_________.But we need to get home before six o’clock.
Mike enjoys __________.
--How often do you go swimmng --__________. I can’t swim at all.
--Kate,what’s your favourite subject?--___________.We can learn more about the world.
Do you know his telephone number? (找出划线部分正确的读音)