1、The CD that/which I bought yesterdayis a present for my brother
2、I have a friend who/that spesks English very well.
3、The boy is the youngest in the group whose picture won the first prize
4、He bought a horse which could run very fast.
5、I prefer groups which play quiet and gentle songs.
无疑后请采纳.
书山有路勤为径,学海无涯苦作舟.
-----------与君共勉-----------