When a giraffe has _____ drink, it has to stand with its front legs wide apart in order to reach _____ water easily.
| A．不填；不填 | B．a; the | C．the; 不填 | D．不填；the |
After two hours’ operation, the doctors managed to ___ the one-year-old twin at the head.
| A．divide |
| B．separate |
| C．remove |
| D．isolate |
Much as the sheep look much ___, the old man can tell one from another.
| A．same |
| B．like |
| C．distinct |
| D．alike |
Remembering that it takes two to make a/an ___, he held his tongue.
| A．fight |
| B．argument |
| C．discussion |
| D．quarrel |
Her mother was worried about the possibility ___ her daughter dislike to go to school.
| A．which |
| B．in which |
| C．where |
| D．that |
We never asked his opinions so he felt ___ during our discussion.
| A．cut out |
| B．carried out |
| C．left out |
| D．worn out |