赞 泥泞的脚印 幼苗
共回答了14个问题采纳率：92.9% 举报
The leaves on the trees start falling down in autumn.
= The leaves on the trees begin falling down in autumn.
= The leaves on the trees start to fall down in autumn.
= The leaves on the trees begin to fall down in autumn.
注：begin to do sth = begin doing sth = start doing sth = start to do sth 开始做某事
= The leaves on the trees begin falling down in autumn.
= The leaves on the trees start to fall down in autumn.
= The leaves on the trees begin to fall down in autumn.
注：begin to do sth = begin doing sth = start doing sth = start to do sth 开始做某事
1年前
5
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