定语从句,谁能解析下着两题为什么用which?（错）ThisisthemountainvillagewhereIvisitedlastyear.（错）IwillneverforgetthedayswhenIspentinthecountryside.（对）Thisisthemountainvillage(which)Ivisitedla

　　定语从句,谁能解析下着两题为什么用which?

　　（错）ThisisthemountainvillagewhereIvisitedlastyear.

　　（错）IwillneverforgetthedayswhenIspentinthecountryside.

　　（对）Thisisthemountainvillage(which)Ivisitedlastyear.

　　（对）I'llneverforgetthedays(which)Ispentinthecountryside