—______ is it from your home to the school? —About ten minutes’ walk.
| A．How far | B．How long | C．How often | D．How soon |
I was watching TV ______ my mother was writing an e-mail to her friend.
| A．as soon as | B．after | C．until | D．while |
We must study hard so that we can get a good job when we ________.
| A．take care | B．speak up | C．set off | D．grow up |
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; / |