bad weather is reported__the passenger plane crash in Iran on January.A.to contribute to B.contributiingC.contributed to D.to have contributed to为什么选D呀?reported后为什么要跟to do呢?

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bad weather is reported__the passenger plane crash in Iran on January.A.to contribute to B.contributiingC.contributed to D.to have contributed to为什么选D呀?reported后为什么要跟to do呢?

bad weather is reported__the passenger plane crash in Iran on January.A.to contribute to B.contributiingC.contributed to D.to have contributed to为什么选D呀?reported后为什么要跟to do呢?
bad weather is reported__the passenger plane crash in Iran on January.
A.to contribute to
B.contributiing
C.contributed to
D.to have contributed to
为什么选D呀?reported后为什么要跟to do呢?

bad weather is reported__the passenger plane crash in Iran on January.A.to contribute to B.contributiingC.contributed to D.to have contributed to为什么选D呀?reported后为什么要跟to do呢?
be reported to do 是固定用法
to have contributed to是一种过去完成的时态,说明撞机事件已经发生.