8. We missed our train, and ___ the next train was delayed, ____ we had to wait for two hours.
| A．on top of that; in that case | B．as a result; so that |
| C．because; therefore | D．what was worse; in which case |
-----Did you remember to pay the telephone bill?
------The telephone bill? ______.
| A．That isn’t due yet. | B．Are you sure | C．My telephone is out of order | D．Please remember the amount |
There is a 20 minute parking _____ here, so we must get back to the car very quickly.
| A．freedom | B．limit | C．allowance | D．prohibition |
Radium salts, which have been found to _____ in bones, give rise to cancers of the bone.
| A．pile up | B．build up | C．keep up | D．pull up |
It has been laid down that each student must _____ a composition to the teacher once a week.
| A．turn in | B．give up | C．put forward | D．bring out |
I shall take you back to Beijing _____ you are well enough to travel.
| A．presently | B．promptly | C．immediately | D．shortly |