一、选出最佳答案。（20分）
( )1. What colour is your shirt?
—It’s orange. It’s orange shirt.
A. an, / B. an, an C. /, an D./, /
( )2. --- are your parents? --- They’re fine, thank you.
A. How B. Who C. What D. How old
( )3. --- Is this your ball, Nick?
--- Yes, .
A. this is B. it’s C. here is D. it is
