You'd better not ride the bicycle on snowy days; you ______ fall．
| A．must | B．might |
| C．have to | D．ought to |
_____________, she is of great help in the work.
| A．A girl as she is | B．Girl as she is |
| C．The girl as she is | D．Girls as she is |
.Nobody knew when the fire ________, but they knew it ________ the next morning.
| A．broke out; was put out | B．was broken out; was put out |
| C．broke out; put out | D．was broken out ; wwent out |
My mother opened the drawer to _______ the knives and spoons.
| A．put away | B．put up | C．put on | D．put together |
He offered the information the police needed and deserved _______.
| A．rewarded | B．to reward | C．being rewarded | D．rewarding |
It was playing computer games_______ cost the boy plenty of time______ he ought to have spent doing his homework.
| A．that; that | B．which; that | C．which; when | D．that; when |