_____ orange, please? A. An B. \ C. A
Today is Liu Tao's birthday. Shall we ______ a birthday card for him?
-Look at the beautiful flowers over there. -Let ________ go and see.
Oh,my glasses are on the floor. Can you pick ________ up for me,please?
It ________ there a moment ago.
Helen is looking _______ her pencil.