Unit. 1
new
welcome
our
a
a
climb
sir
again
thank you
that boy
Excuse me ! 对不起
in the tree
You’re right
Who’s that man? He’s Mr Brown. He’s a doctor
Are you a teacher? No, I’m not. I’m a doctor.
Unit
grandfather 祖父,外祖父
Who’s that man? He’s Mr Brown. He’s a doctor
Are you a teacher? No, I’m not. I’m a doctor.
Unit
grandfather 祖父,外祖父