There is so much noise in the classroom( )I leThere is so much noise in the classroom( )I leave to go to the library.是填That还是This?

There is so much noise in the classroom( )I leThere is so much noise in the classroom( )I leave to go to the library.是填That还是This?
There is so much noise in the classroom( )I le
There is so much noise in the classroom( )I leave to go to the library.是填That还是This?

There is so much noise in the classroom( )I leThere is so much noise in the classroom( )I leave to go to the library.是填That还是This?
That. so... that是如此…以至于的意思,固定句式

That

That

that,前后形成连接关系，如果用this的话无意义

只有这俩选项的话就选that

that

that

同位语从句，that引导。

that

this 表原因导致的结果或行为举止吧

This

that