计算机 A. TV B. computer
你想把杰克介绍给朋友认识,你可以说: A.Hello,Jack. B.Hello!This is Jack.
当别人问候你“Nice to meet you.”时,你可以说: A.Hello! B.Nice to meet you,too.
当你在上午遇到老朋友并想问候他的时候,你可以说: A.Good morning. B.Good afternoon.
—I see red. —I see aapple. A.black B.red
I haveeraser. A.a B.an