Cooking calls for ______ patience and time but it is ______ enjoyable experience.
| A．a; the | B．the; an | C．/; an | D．a; / |
I hadn’t seen him for years but I _____ him at first sight.
| A．realized | B．spotted | C．combined | D．observed |
The poor postman was fired before he could _____ his fault.
| A．stand for | B．change for | C．prepare for | D．account for |
— May I use your computer for a while?— Sure, _____ .
| A．go ahead | B．my pleasure | C．you might | D．you’re welcome |
In my opinion, Tony is _____ success because he has bought _____ third car though he already has two.
| A．a ; a | B．a ; the | C．/ ; the | D．/ ; a |
He﹍﹍the job well, but heso careless.
| A．had done; had been | B．could do; was |
| C．could have done; was | D．hadn’t done; had been |