Frank insisted that he was not asleep______ I had great difficulty in waking him up.
| A．whether | B．although | C．for | D．so |
___ is known to all, China is a developing country, belonging to the third world.
| A．It | B．That | C．As | D．Which |
She showed her new watch to my wife, ___ was kept in a box.
| A．who | B．which | C．that | D．it |
The reason ______he didn't come was ______he was ill.
| A．why; that | B．that; why |
| C．for that; that | D．for which; what |
We travelled together as far as Chicago, _______ we parted.
| A．when | B．which | C．why | D．where |
Though having discussed it for long, they still haven’t reached an agreementthey should pour more money into the project.
| A．that | B．if | C．whether | D．what |