do you know the reason

问题描述:

do you know the reason
3. Do you know the reason ____she got so angry yesterday?
A. whyB. whichC. for that D. for why
4. Do you know the reason_____ explained his absence?
A. whyB. thatC. whatD. for which
5. Do you know the reason_____ she gave me the other day?
A. whyB. thatC. for whichD. what
= =.拜托 . 分别分析这3个分别是什么从句,然后解释

第一题选A.定语从句.先行词是the reason,在后面的从句中做原因状语.
第二题选B.定语从句.先行词是the reason,在后面的从句中做主语.
第三题选B.定语从句.先行词是the reason,在后面的从句中做宾语.