It is difficult to between Mary and her younger sister
In all kinds of competitions, Jackiea most excellent athlete. He has won so many gold medals.
—I’m sorry, I shouldn’t have been so rude to you. —You something not very nice to me, but that’s OK.
You are telling me I’m lazy. Look what a mess your room is!
Professor Li and his wife are now at work on a novelnext year.
The couple walked together as far as the second crossing of the streetthey waved goodbye to each other.