Obama made _______ history by being elected as ________ first black president of the US.
| A．不填；the | B．a; the | C．a; a | D．the; a |
It is very ______ of you not to talk aloud while the baby is asleep.
| A．concerned |
| B．careful |
| C．considerable |
| D．considerate |
Strangely enough, some books ______ for children have become popular among adults!
| A．intended |
| B．to intend |
| C．intending |
| D．intend |
When______ a new word, you’d better______ a dictionary.
| A．come across; referred to |
| B．coming across; consult |
| C．coming across; look up |
| D．come across; look through |
Don’t ______ a person only because he has failed in an examination.
| A．look at |
| B．look down |
| C．look down on |
| D．look up to |
It was not until Mum agreed to take her to KFC, ______ was her favorite, ______ the spoilt girl stopped crying.
| A．that; that |
| B．which; that |
| C．that; which |
| D．which; which |