高三免费网课在线观看

本来想给小孩报个面授班的，结果一问，原来大多数的同学都选择了网校辅导，效果还很不错，有的报了简单学习网，有的报了新东方在线，还有中小学教育网的，试听对比过之后，我小孩还是比较适合简单学习网。

简单学习网课程视频试听

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along, across, through

(1)along沿着

He likes to drive along the river.他喜欢沿着河开车。

There are all kinds of beautiful flowers along the road street.沿街有着各种美丽的花。

(2)across横穿

The little girl is afraid to go across the street.这个小女孩不敢横穿马路。

It’s dangerous to run across the busy road.跑着穿越繁忙的马路是很危险的。

(3)through穿过

It took us ten minutes to drive through the tunnel.开车穿过这条隧道花了我们10分钟时间。

He pushed his way through the crowd to the plat form.他从人群里挤到了站台。