It________me about lo days________painting the walls．
| A．took；to finish |
| B．cost；finishing |
| C．took；finishing |
| D．spent；to finish |
We planted trees last year.
| A．hundreds of | B．hundred of | C．five hundreds | D．five hundred of |
Therebe a fashion show in our town tomorrow.
| A．are going to | B．will have | C．has | D．is going to |
If farmers trees and forests, giant pandasnowhere to live.
| A．cut down; have | B．will cut down; will have |
| C．will cut don; have | D．cut down; will have |
Hefor ten years.
| A．has been married | B．married | C．got married | D．has married |
Students should learn howproblems.
| A．solve | B．solving | C．can solve | D． to solve |