12-26 23:19:12 浏览次数:536次 栏目：初二英语
There is a boy swimming in the river.
3.在have fun/problems结构中。如：
We have fun learning English this term.
They had problems getting to the top of the mountain.
4.在介词后面。如：
Thanks for helping me.
Are you good at playing basketball.
tag: 初二英语 初二英语，初二英语学习方法介绍,初二学习计划，初中教育 - 初二学习 - 初二英语