（2012江苏卷）— Honey, the cats stuck in the tree. Can you turn off the TV and get a ladder…?
—Oh, it jumped off. .
| A．Never mind | B．All right | C．No problem | D．Take care |
Mark was a student at this university from 1999 to 2003, ____ , he studied very hard and was made Chairman of the Students' Union.
| A．during which time | B．for which time | C．during whose time | D．by that time |
It has not been decided ____ they will leave.
| A．why | B．when | C．which | D．what |
The accident is reported to have occurred __________ the first Sunday in February.
| A．at | B．on | C．in | D．to |
The trouble is ____ we can not find such an expert.
| A．why | B．that | C．where | D．/ |
People may have different opinion about Karen, but I admire her. ______, she is a great musician.
| A．After all | B．As a result | C．In other words | D．As usual |