put the earth b___ int the hole.横线填什么A____ the students of Chongchun Primary School w_____ to plant trees on the hill.
问题描述:
put the earth b___ int the hole.横线填什么
A____ the students of Chongchun Primary School w_____ to plant trees on the hill.
答
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All were
把泥土再填入坑内