一、单项选择。（15分）
( )1. － What’s this in English? － __________.
A .It’s a pen. B. It’s pen. C. This is a pen. D. it’s a pen.
( ) 2－ What color is the ruler? － ______________ .
A. It’s a ruler. B. it’s white. C. It’s white. D. It’s a white.
( ) 3.－ Pl ease sit down. －___________.
A. Hello B. Thank you C. Sit down ,too. D. I’m fine.
( ) 4.－Good morning, class!
－ __________!
A.I am fine . B. Thank you . C. Hello. D. Good morning, teacher!
