题目内容
When I entered the room, I found a little boy _____ on his mother’s knees _____ to draw a picture.
A.seated; learning | B.sitting; to learn |
C.seating; learning | D.sat; was learning |
A
解析

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题目内容
When I entered the room, I found a little boy _____ on his mother’s knees _____ to draw a picture.
A.seated; learning | B.sitting; to learn |
C.seating; learning | D.sat; was learning |
A
解析