If you don’t know the answer to something, you say: “______”

---Open the window please, Mike.
---         ? I can’t hear you.

--- What color are your shoes ? ---            .

—_____? —My name’s Kitty.

—Hi, Lucy. Your skirt is very nice.
—____
A. Yes, it’s nice. B. Thank you.   C. You’re right.

—____ are you?
—I’m twelve.
A. How          B. How old          C. What

—Must we clean the room now?
—________.
A.No, you mustn’t      B.No, you needn’t   C.Yes, you need

- My mother is ill in hospital.
——_______.
A:That’s OK    B: All right   C:I’m sorry to hear that.

Britney Spears is American. Spears is her _____ name.