-I'm going to a party this evening. !
--- How is the _______ in Xiangyang ?--- It’s getting worse and worse.There are always long lines of cars on roads.
---Excuse me, sir. Could you please tell me _______?--- Sorry, I don’t know. You can go to the information desk.
---Jim, can you finish your homework on time?---______. I can finish it.
We are sure to enter a better high school ________ we work hard.
We must protect water from being _________, because it’s the source of life.