He loved his parents deeply,both of whom are very kind to him.whom在从句里是什么成分 为什么 不能用 them

The boy did not want his parents to divorce.Because he loved them both.为什么要改成~,because~类似于because的连词前面都要加逗号么~ He loved his parents deeply,both of whom are very kind to him.whom在从句里是什么成分 为什么 不能用 them he lives with his parents from____(birthday) He is saying g______ to his parents. he helps his parents the housework. He comes to c____ with his parents he seldom calls his parents.(同义句) Sometimes he helps his parents.为什么填 parents he lives with his parents no more =he ___live with his parents ___ ____ he is going fishing with his parents.-----he going fishing------?对 his parents 提问 He always talks with his parents politely.He always talks with his parents( ) ( ) ( ) ( ).同义句 He lives with his parents.(改为同义句） He __ __ with his parents. He often with his parents eats out.He ()his parents often()out(同义句） he wtite a letter to his parents every day ---he()() his parents every day. The teacher was so kind to his students that he was loved by all his student, 合并含非限制性定语从句的复合句The guitar was lost .george gave many performances with it .Luckily,we'd brought a road map .Without the road map we would have lost our way.He loved his parents deeply .both of his parents are very kinds 合并定语从句:①Lucky,we'd brought a road map.Without the road map we should have last our way.②The girl has just come back.My sister visited the Great Wall with the girl.③He loved his parents deeply.Both of his parents are very kind to him Tom's granpa would stop working in two weeks.Tom and his parents planned to have a surprise __1___ for the old man.Tom loved his grandpa and he wanted to do ___2___ special for him.He remembered a business card.His granpa gave him the business card w