----- Did you buy the dictionary?
---- No. My lost dictionary was found, so I ________ a new one.
| A．didn’t need to buy | B．needn’t have bought |
| C．shouldn’t have bought | D．mustn’t have bought |
The editor could have ____ the error before it was published; it was so obvious.
| A．added | B．spotted | C．gained | D．ignored |
--- You should apologize to Chris as soon as possible.
--- No way! It was not my ____.
| A．chance | B．trick | C．business | D．fault |
Most foreigners feel uncomfortable when ____ in the street.
| A．stared at | B．dressed up | C．put away | D．watched out |
--- I don’t know whether they did this ____ or by design.
--- Who cares? They have to be punished.
| A．by hand | B．by accident | C．by all means | D．by contrast |
As long as you are sure this plan works, you should ____ with it, whatever happens.
| A．break up | B．be careful | C．go ahead | D．come up |