Using a telescope we could see that something .
| A．is happening | B．happened | C．would happen | D．was happening |
To everyone’s surprise, the student should have been praised for putting forward an idea which_________ their teacher’s.
| A．contradicted | B．concerned |
| C．competed | D．confused |
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 |