____ to reach the headmaster on the phone, the student sent an email instead.
| A．being failed | B．Having failed | C．Failed | D．To fail |
My aunt bought me a book, the name _______ I have forgotten.
| A．of it | B．which | C．whose | D．of which |
On the way home I met my friend John, from _______ home the thief had stolen a computer.
| A．whom | B．which | C．that | D．whose |
I hate the way _______ you talk to your mother.
| A．by which | B．on which | C．in which | D．which |
At last we found the hole in the wall _______ the mouse got into the house last night.
| A．in which | B．which | C．through which | D．by which |
There are three girls in the room, ________ is Tom's sister.
| A．the tallest of which | B．the tallest of whom |
| C．tallest of that | D．tallest of which |