(    ) 1.Tom has _______uncle. He is _______old man.

          A. a, a                    B. an, an            C. a, an               D. an, a

(    ) 2. —_______ pictures are there on the wall?   —Three.

A. How many¡¡      B. How much¡¡     C. Whose¡¡¡¡       D. What

(    )3. He says “_______” to his parents when he goes to bed.

            A. Good evening B. Hello         C. Goodbye   D. Good night