问题描述: They aren't apple trees.改为单数 Open the door,piease.否定句你每天倒垃圾吗 翻译成英语 1个回答 分类:英语 2014-11-26 问题解答: 我来补答 It is an apple tree.Don't open the door, please. Do you empty the trash everyday? 展开全文阅读