The fantastic mud-rock flow in there was considered____deaths fo mor than 1000 native.A ,to cause B,causing C,to be causing D,to have caused .为什么不选B,自热而然的结果?四个选项什么时候用希望能有解析

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The fantastic mud-rock flow in there was considered____deaths fo mor than 1000 native.A ,to cause B,causing C,to be causing D,to have caused .为什么不选B,自热而然的结果?四个选项什么时候用希望能有解析
The fantastic mud-rock flow in there was considered____deaths fo mor than 1000 native.
A ,to cause B,causing C,to be causing D,to have caused .为什么不选B,自热而然的结果?四个选项什么时候用希望能有解析

The fantastic mud-rock flow in there was considered____deaths fo mor than 1000 native.A ,to cause B,causing C,to be causing D,to have caused .为什么不选B,自热而然的结果?四个选项什么时候用希望能有解析
D be consided to be 固定搭配.
而且事情已经发生.用完成时.

选D 固定的形式be considered to do sth.因为事情已经发生,所以用一般完成时。

选D,be consided to do sth
至于为什么用have 不用had,是因为to 后面跟原形啊