There is never enough time to do everything, ______ there is always enough time to do the most important thing.
| A．and | B．but | C．or | D．so |
We offered him our congratulations ___ his passing the college entrance exams.
| A．at | B．on | C．for | D．of |
In the dark street, there wasn’t a single person ___ she could turn for help.
| A．that | B．who | C．from whom | D．to whom |
___ this book and tell me what you think of it.
| A．Look through | B．Look on | C．Look into | D．Look up |
He decided to visit the family ___ Friday night.
| A．at | B．in | C．on | D．over |
Are you paying now, or shall I ＿＿＿＿＿＿ to you?
| A．book it down | B．book it in | C．book it up | D．book it out |