If we travel a short distance, we should walk _____ taking a bus. Then we’ll be greener people.
--What do you think of soap operas? -- Oh, _________. There’s nothing better.
--Which star is _____from the earth, the moon, the sun or the Mars? --The moon, of course.
I'm going to be an English teacher and ______ English every day.
Li Xing’s illness(病) is very_____. You must take his illness ______.
--Why do you like news? --Because I hope ________what is going on across the world.