读一读，选一选。
（
____） 1.
A. I’m skiing. B. I’m swimming.
（
____） 2.
A. We are playing with a dog. B. We are drawing a dog.
（
____） 3.
A. He is listening to music. B. He is colouring the picture.
（
____） 4.
A. He is reading a newspaper. B. He is doing his homework.
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