_____all over the hills and around the lakeare wild flowers of different kinds.

Do you know ____ now—At the school gate.

completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.

Are you still a teacher?— No, I____ in Harbin No3 High School for five years[ ]

How did you feel on the top of the mountains in Tianzhushan—The air there was much __________. I felt a little weak, and my heart couldn’t stand.