_______ you use your dictionary often, your spelling will improve.
| A．Whether | B．If |
| C．Though | D．While |
In order to finish the work on time, he spent _____ time but _____ money than I.
| A．less; more | B．fewer; less |
| C．more; little | D．fewer; more |
— What do you think ofnature reserve you visited last weekend?
—It’s great. It is ideal home for wildlife.
| A．the; a | B．the; an |
| C．a; an | D．an; an |
You can call me______0512-51234567 or e-mail me ____ lily@changshu.com.cn.
| A．on, at | B．at , on |
| C．by , on | D．on, on |
I did my homework very , so my father shouted at me .
| A．careless ; angry | B．carelessly ; angrily |
| C．carelessly ; angry | D．careless ; angrily |
We must protect wild birds and animals because they are.
| A．danger | B．in danger |
| C．endanger | D．dangerous |