It's a wonderful place to live.这句话为什么不在其后加in?我们老师说跟什么先行词有关!

It's a wonderful place to live.这句话为什么不在其后加in?我们老师说跟什么先行词有关! It's a wonderful place to live.为什么不在live后加in I think it's a wonderful place( )A.to liveB.to live in 和it's I think it's a wonderful place to live（ ）. I think it is a wonderful place to live.这句话符合语法规则么 It is a wonderful place to live.live后要加in吗? It's a place to live 和It's a place to live in哪个正确? It is a wonderful place to live还是It is a wonderful place to It's a good place to live in.为什么有的地方有in有的没有 what makes the ocean a good place to live?中学的老师说后面不可加in. a place to live in space这句话的意思 是It's a good place to eat.还是It's a good place to live in.这个i