True friendship is like sound health, whose value is seldom known it is lost.
| A．when | B．though | C．until | D．unless |
The thought ______ he might fail in the exam worried him a lot.
| A．when | B． which | C．that | D．what |
The noise was so ______ that he was so ______ that he stayed awake the whole night.
| A．disturbing; disturbed | B．disturbed; disturbing; |
| C．disturbing; disturbing | D．disturbed; disturbed |
It suddenly ______ to me that we could use a computer to do the job.
| A．took place | B．occurred | C．came about | D．happened |
______ is known to us all that the 2012 Olympic Games will take place in London.
| A．As | B．What | C．Which | D．It |
--Sorry, I’m late. The bus got hold up in traffic.
--_____________.
| A．You can say that again | B．It won’t bother me |
| C．Never mind | D．It all depends |