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A. He is playing ping-pong.
B. They are climbing trees.
C. She is singing and dancing.
D. I'm doing my homework.
E. It's running on the grass.
例:I am cleaning the room.
⑴
⑵
⑶
⑷
⑴A. bamboo B. vacation
⑵A. white B. when
⑶A. music B. cute
⑷A. whose B. what
⑸A. listen B. dinner
Lucy: Can I use your crayon?
Amy: Yes, keep your desk clean.
Lucy: Thanks.
Tom: Wow! What a beautiful picture!
Amy:
Tom: Oh, I'm sorry.
Amy: Yes, of course.
Tom:
Amy: Yes, work quietly!
A. Can I do homework here?
B. Excuse me!
C. Anything else?
D. OK, I will.
E. Talk quietly, please!
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