【2012广东】Jenny in the kitchen when you called her at 5 o'clock this afternoon.
| A．is cooking | B．was cooking |
| C．cooks | D．cooked |
【2012北京】Today, computers are really helpful. They ____ everywhere.
| A．use | B．are used |
| C．used | D．were used |
【2012贵州贵阳】In order to make our hometown more beautiful, trees _______ around the city every year.
A. plant B. are planted C. will plant
【2012福建福州】— Our classroom____________every day.
— So it is. It's our duty to keep it clean and tidy.
A. cleans B. is cleaning C. is cleaned
【2013四川内江】Many buildings in Lushan ____ in the earthquake on April 20th. It will surely be reconstructed(重建) more beautifully.
| A．have destroyed | B．are destroyed |
| C．were destroyed | D．are destroying |