_____you’ve made a promise, you are expected to carry it out.
| A．While | B．Unless |
| C．Once | D．Though |
As ____ mountains beyond our village are becoming greener and greener, they have become_________ home to a large amount of wild life.
| A．the; / | B．the; a | C．/; a | D．the; the |
Don’t worry too much about mistakes. They are _ natural part of learning.
| A．不填；a | B．the；a | C．the；不填 | D．the; the |
The schoolboys and schoolgirls are walking along the street,a small redcap .
| A．each of them has | B．they each have | C．every wears | D．each wearing |
When the injured to the hospital , they came to .
| A．was rushed , life | B．were rushed , life | C．rushed , lives | D．were rushed , lives |
The government’s efforts to cut the homework burden of primary and middle school students _____ mixed reactions
| A．have drawn | B．has drawn | C．have been drawn | D．has been drawn |