一thefishwerenotfresh.mymotherboughtthemyesterday.
二thetrainbrokedownnearChangsha.ThetrainwasgoingtoGuangzhou.
三theriverhasbeencleanedup.itusedtobeterriblypolluted
四theoldchurchwasbuiltin1746.theoldchurchwasdestroyedinthebigfire
五shecametovisitthechildren.theirparentsdiedinthewar.
我知道意思,但就能变第五个把their去掉加上whose对吧!请帮我把其它的变为宾语从句谢谢!
是定语从句,我打错了!