The World Health Organization has given some advice onto protect us from being infected(感染） with H7N9.
Though she talks ____,she has made _____ friends here.
Simon likes playing ______ football but Sandy likes playing ______ piano.
The ancient penguin was modern ones and it was good at swimming but couldn’t fly.
What do you usually do _____ the evening? —I watch the CCTV9 news, and do some revision work. [ ]