a doctor has a son ,he also became a doctor after graduat ion,

a doctor has a son ,he also became a doctor after graduat ion, He has two sons.One son is a doctor .The other son is a teacher 高一宾语从句He has a son,who is a doctor.He has a son who is a doctor.求这两个句子的区别 my son is ill and he has to see a doctor._____.A.Is it trueB.It doesn't matterC.What a pity!D.Don't worry. Mr Green has a son () (call) Tom. she has turn a doctor 有错吗 She has a son who is a doctor和She has a son,who is a doctor意思不同限制性定语从句和非限制性 他有一个当医生的儿子（只有一个儿子or可能不止一个儿子）限制性（第一句） 是不止一个儿子还是只有 my son,a doctor at a hospital,finished a physocal exam o______a six year old boy. My uncle has two c___ ,a daughter and a son My .uncle has a son and a d ? the old man has two children, a son a ________ ( )has a son and a daughter.括号怎么填? My aunt has two k__,a son and a daughter His father is often ___his son health .I thinkhe should take his son to see a doctor. My father and mother ------- a son.用have 还是has. they hoped that their son would become a doctor when he grew up 分析句子结构 His son has become a doctor,______he wanted to be .A.who B .which C.where D.that 前面的修饰的定语不是a doctor ?为什么不选A呢,A不是指人的非限制性定语从句? 为什么答案选B呢 she has sent ___(介词） a doctor