定语从句的练习用适当介词加关系代词填空：1/The brave man ,_the bear was caught,is

定语从句的练习
用适当介词加关系代词填空：1/The brave man ,_the bear was caught,is an experienced hunter.2/Do you know the temperrature _water turns into ice?3/The books on this theory,_this is one example,are all written in easy English.4/The teacher _we have learned a lot has been given many honors.5/The speed_you are driving is not permitted when crossing the bridge.