where it came和where it came from哪个对?这是从句里的成分

where it came和where it came from哪个对?这是从句里的成分 They wondered ________.A where it comes B.where it came C.where it came from Instead,light goes back to where it came from I’ll tell her about it ______ she ______.A.when,came B.where,come C.when,comes D.where,comesC 和D如何区别 Go back where you came where had it come from假如是过去完成时态的话,不应该是where had it came from Which one comes the first?Chicken or Eggif it's Chicken then where they came from?if it's Egg then where they came from? where where where. where I said something i have no idea where it came from. It is the first time _____I came to visit the village.A whenB whichC thatD where where is it? where is it? where is it? 请问where is it where does it stay?