改错 Who are they?They are doctors.Helen didn’t take some phot

Who are they They are teachers.(改错 who are yhey?they are doctors 哪个错了 Who are they in English?改错的 改错These earphones are Helen's.They"re his.急! 修改病句Who are they They are doctors 哪错了? Who are they?They are doctors.哪里错了,该如何改 no,they didn't have any rice,so here are some potatoes的问句 Some people are in prison for crimes that they didn't commit who are they who are they? “Who are they? they are who they are.怎么翻译?