With trees and grass__________39.6% of the urban area，the city has taken on a new look.
| A．covering | B．covered | C．to be covered | D．being covered |
By working slowly but surely towards your goal, you'll succeed.
A. eventually B. accidentally C. occasionally D purposely
Thinking that her daughter was doing homework, the mother left the room, .
| A．quickly and gentle | B．quick and gentle |
| C．quickly and gently | D．quick and gently |
When you retell the story, don't any important details.
| A．bring out | B．let out | C．leave out | D．make out |
World Expo is regarded as the Olympic Games of the economy, science and technology, expert said.
| A．A; an | B．The; an | C．The; a | D．A; the |
---- Mary, you water the plants in the garden and I will cook the dinner．
----_____
| A．Why me? | B．Forget it． | C．That’s all right． | D．OK, that’s settled． |