--The room is so dirty.____ we clean it?
---Of course.
| A．Will | B．Shall | C．Would | D．Do |
The research lacks evidence, and therefore, its conclusions are doubtful.
| A．solid | B．fierce | C．severe | D．potential |
The furniture, with its modern style and bright colors, suits modern house and their gardens, but looks in the garden of a traditional home.
| A．out of question | B．out of date |
| C．out of sight | D．out of place |
—Can I help you with it?
—I appreciate your , but I can manage it myself.
| A．offer | B．advice | C．question | D．idea |
On the right on TV____, the China’s first female astronaut who had been sent up into space on June 29,2012.
| A．did Liu Yang sit | B．sat Liu Yang |
| C．was Liu Yang seated | D．seated Liu Yang |
The president hopes that the people will be better off when he quits than when he .
| A．has started | B．starts | C．started | D．will start |