This is ______ unusual course that is taught in ______ university, but it’s of no use to the real life.
| A．an, a | B．an, an | C．a, an | D．a, a |
David worked _______ a waiter in a restaurant in his part-time.
| A．to | B．as | C．from | D．before |
_______ she is in trouble, her friends will help her out.
| A．Before | B．Whenever | C．Although | D．Because |
_______ there were only one minute left, _______ they went on getting goals.
| A．Because; so | B．If; and | C．Though; but | D．Though; / |
There were about five _______ students in the teaching building during the earthquake, and _______ of them didn’t run out.
| A．hundred; two third | B．hundred two thirds |
| C．hundreds; two thirds | D．hundreds; two third |
—Did you feel lonely when you worked in the west?
—No, I have many hobbies, _____ when I kept a lot of pets then.
| A．hardly | B．usually | C．especially | D．finally |