Unitl tens of years ago, most zoos in such a way—animals in one area and birds in another.
| A．were organized | B．had organized |
| C．will organize | D．have been organized |
―I didn’t know you were here so early. What’s up?
―____________
| A．What’s up? YCY | B．I came to prepare for my speech today. |
| C．Good morning. | D．Fine. Thanks. |
―Did you remember to give Jenny the video tape?
―Yes. _________ I saw her.
| A．So long as | B．Any time | C．Whenever | D．The moment |
―Jackie says she can’t help because she’s got a lot of work on.
―Well, she __________ say that―she always uses that excuse.
| A．should | B．may | C．can | D．would |
―Did you hear that Kathy just got hired as the new sales manager?
―___________.
| A．She was just lucky. | B．Her effort really paid off. |
| C．Let it be. | D．How could she? |
The maths problem remained confusing to the boy although __________ over and over.
| A．explaining | B．being explained | C．explained | D．having explained |