________ it is you’ve found, you must give it back to the person it belongs to.
| A． That | B． Because | C． Whatever | D． However |
After all, reputation is a treasure ________ once lost, can never be won back.
| A．one | B．that | C．what | D．Who |
------Do you know anything about China’s space program?
------Yes, ________ I know, China will send woman astronauts into space in the near future.
| A．As long as | B．So far as |
| C．As much as | D．As soon as |
I have reached a point in my life _______ I am supposed to make decisions of my own.
| A．which | B．where | C．how | D．why |
Whenever I met her, ______ was fairly often, she greeted me with a sweet smile.
| A．who | B．which | C．when | D．that |
---Is there any possibility _______ you could pick me up at the airport?
--- No problem.
| A．when | B．that | C．whether | D．what |