The cat is the only one of her pets she will have on her bed .A. it sleep ycyB. it sleepin

问题补充：

The cat is the only one of her pets she will have on her bed .

A. it sleep ycy

B. it sleeping

C. slept

D. sleeping

答案：

A. it sleep ycy

B. it sleeping

C. slept

(答案→)D. sleeping

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