Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more.
| A．where | B．that | C．when | D．which |
Students are always interested in finding out _______ they can go with a new teacher.
| A．how far | B．how soon | C．how often | D．how long |
Would it be ____for you to pick me up at four o’clock and take me to the airport?
| A．free | B．vacant | C．handy | D．convenient |
I must be getting fat—I can ______ do my trousers up.
| A．fairly | B．hardly | C．nearly | D．seldom |
Do you think it's a good idea to make friends with your students?
— ____, I do. I think it's a great idea.
| A．Really | B．Obviously | C．Actually | D．Generally |
______well prepared you are, you still need a lot of luck in mountain climbing.
| A．However | B．Whatever | C．No matter | D．Although |