Question

Rending is an experience quite different from watching TV; t

Answer 1

这是一个there be结构加动名词的固定用法,there are pictures forming in your mind 你头脑中有图片形成,一句中有两个动词,are 和 form,但是一个简单句中不能同时有两个动词出现,因此,第二个动词变动名词,再如：

There are some old men doing exercise in the park every morning. 公园里每天早上都有老年人锻炼身体.

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