-------John and I will celebrate our fortieth wedding anniversary next month. 
--------Oh, _________!
| A．cheer up | B．well done | C．go ahead | D．congratulations |
The students listened carefully to the teacher with their eyes _____ on the blackboard.
| A．focused | B．to focus |
| C．focusing | D．being focused |
I would appreciate _______ if you could pay it in cash.
| A．that | B．it | C．you | D．one |
My money is ________, so I have to call my parents saying that I am missing them.
| A．run out | B．using up |
| C．running out | D．running out of |
Riding a bicycle can be fun. But ______ you ride a bike to work, and then there isn’t one to ride home?
| A．how come | B．what if |
| C．no matter how | D．wherever |
People often have this belief _______ development is bad for the environment, but this does not have to be true.
| A．whether | B．what | C．that | D．how |