-Are you glad that you came to Changsha？
-Yes，indeed．I going to Shanghai or Shenzhen， but I've never regretted my decision．
| A．have considered | B．am considering |
| C．had considered | D．was considering |
______ is known to all,Taiwan is a part of China.
| A．As | B．Which | C．That | D．What |
The students gave a quick answer to the question ________they did it,________was raised by the foreign visitors.
| A．which;which | B．why;which | C．why;that | D．that;that |
This dictionary,the few pages _________are missing,is of no use.
| A．among which | B．of which | C．in which | D．to which |
I slept on the bed _________ I put my shoes.
| A．where | B．on which | C．under which | D．in which |
I don’t know the reason _________ he’s come so late.
| A．/ | B．for which | C．why | D．all the above |