Keeping a diary is ____ good habit. Stick to it, and you will make ____good progress in writing.
| A．a; / | B．a: a | C．the; a | D．/; a |
My sister is expecting me,____ I must be off now.
| A．however | B．or | C．so | D．otherwise |
Do not make the same mistake ____ I did.
| A．so | B．as | C．like | D．that |
Hurry up, ____ you'll be late.
| A．or | B．and | C．so | D．yet |
The worker hunted for jobs in New York for months,____ he could not find any work.
| A．and | B．yet | C．or | D．and but |
Give me one more minute ____ I'll have finished.
| A．so | B．until | C．and | D．when |