1.定语从句：We can"t live without the sun ___ ____we get heat and light.答案是with which,为什么不是from which2.be regarded as后可以加 adj?e.g.What once was regarded as impossible has now become a reality.

1.定语从句：We can"t live without the sun ___ ____we get heat and light.答案是with which,为什么不是from which2.be regarded as后可以加 adj?e.g.What once was regarded as impossible has now become a reality.
1.定语从句：We can"t live without the sun ___ ____we get heat and light.答案是with which,为什么不
是from which
2.be regarded as后可以加 adj?
e.g.What once was regarded as impossible has now become a reality.

1.定语从句：We can"t live without the sun ___ ____we get heat and light.答案是with which,为什么不是from which2.be regarded as后可以加 adj?e.g.What once was regarded as impossible has now become a reality.
是答案错了：we get heat and light from sun .( get from 从...获得 ；而 get with 是着手,与某人相处的意思放到句子里解释不通)

1.个人觉得是from which
2.be regarded as : 被认为,被当做,被看成, as 后可以跟名词或形容词