（ ）1.--- Is your uncle a teacher or engineer?
--- Neither. He is a pianist.
A. a B. the C. an
（ ）2. --- Did you see ?
--- Yes. I like Lu Han best, and I saw him at the concert.
A. famous anyone B. anything famous C. anyone famous
（ ）3. --- Only 30 percent of the e-books online good for children' s study and growth.
--- So let' s be careful of reading online.
A. is [来自e网通极速客户端]