China has a lot of rivers,the second longest__is the Yellow River.这句里面加用介词+关系代词of all 和of which 都可以？

China has a lot of famous writers, one of -----is Lu XUnwhowhomthatwhich China has a lot of famous writers,one of -----is Lu XUn,为什么不能用them China has a lot of islands,one of____is TaiWanA.who B.whom C.that D.which He has a lot of Tom () a lot of friends since he came to China last year.A.made B.makes C.has made In South China[ ] a lot of rain .a.has b.have c.there is d.there are 为什么 China has changed a lot in the past twenty years China has changed a lot in the _______(twenty) chentury China has developed a lot already什么意思 China has developed a lot already什么意思 Wendy has got a lot of money.对a lot always has a lot of questions Mrs Green has a lot of clothes_________. the street has a lot of traffic. What letter has a lot of water? What letter has a lot of water? He has a lot of friends 中文翻译 which letter has a lot of question