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例句：put away your books/sure /later
Can you put away your books? Sure, I'll do it later.
A: —I'm (sad; excited) because we're going to climb the mountain.
B: —That's (grey; great).
A: —I'm (scared; tired).
B: —Why are you scared?
A: —Because she's going into the cave. I heard a (toys; noise).
B: —Be careful!
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