The World Health Organization has given some advice onto protect us from being infected(感染） with H7N9.
He hardly ever exercises. So he is _____ unhealthy.[ ]
We will arrive _________ Tokyo __________ the afternoon of March 3.[ ]
What’s _________ favourite sport?—— Pingpong.
How are you going to the supermarket?—We are going there _____ bike.[ ]