---Your bedroom is so dirty. Would you please _______, Peter?---OK, mum. I’ll do it right away.
There will be a stamp shown in the museum ______ we visited last week.
-- Anna, have you ______ seen China’s Got Talent (达人秀)?-- Of course. I ______ it last weekend.
--What kind of persons do you prefer to make friends with?--I choose my friends on their characters and how we _______.
--So many problems! I’m tired.--You should try to them by yourself. You are not a child any longer.
-- I didn't see you at the meeting yesterday. Why?--I _______ for an important telephone call at that moment.