题目内容
() 13. —Look! clean the river looks!
—Yes. Tm sure somebody it up.
A. What;has cleaned B. How;has cleaned
C. What;cleaned D. How;cleaned
B
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题目内容
() 13. —Look! clean the river looks!
—Yes. Tm sure somebody it up.
A. What;has cleaned B. How;has cleaned
C. What;cleaned D. How;cleaned
B