【英语2级听力】小妹妹-The Baby Sister(在线收听

 Betty loves her baby sister. Betty takes care of her. She changes her diaper. She feeds her. She teaches her how to walk. She teaches her new words. It is not easy to take care of babies. Betty's baby sister cries sometimes. Betty plays peekaboo with her. She covers her eyes and then opens them. The baby laughs.

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