The plane in which we flew to Canada was really comfortable.
6.“介词+关系代词”前还可有 some, any, none, all, both, neither, many, most, each , few 等代词或者数词。
He loves his parents deeply, both of whom are very kind to him. There are forty students in our class in all, most of whom are from big cities. Up to now, he has written ten stories, three of which are about country life.
B. I will never forget the days when we spent our holidays together.
I will never forget the days that / which we spent together.
C.
This is the reason why he was dismissed.
哥）
3. All the books that have pictures in them are well written.所有里面带插图的书都写得很好。（不带插图的书则不一定写得好。）
4.All the books, which have pictures in them, are well written.所有的书都带插图，这些书都写得很好。（没有不带插图的书。）
× . The man with who you talked just now is my neighbour . The man with whom you talked just now is my neighbour
