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stand up
sit down
run, run, run
open your book
close the book
open the book
close the window
open the window
sleep, sleep
eat my cake
drink my milk
A:What's that?
B: It's a ruler.
a ruler 一把尺
A: What's this?
B: It's a rubber.
rubber 橡皮
ruler 尺子
A:What's this?
B: It's a pen.
A: What's that?
B:It's a pencil.
pencil 铅笔
pen 钢笔
pencil 铅笔
a pencil case
case
盒
+
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