Students are encouraged to _________ the design competition for robots at the university.
| A．take part | B．operate | C．join to | D．participate in |
After he retired from office, Rogers ________ painting for a while, but soon lost interest.
| A．took up | B．saved up | C．kept up | D．drew up |
In the dark forests ____ , some large enough to hold several English towns.
| A．stand many lakes | B．lie many lakes | C．many lakes lie | D．many lakes stand |
—The last one ____ pays the meal.
—Agreed!
| A．arrived | B．arrives | C．to arrive | D．arriving |
—Shall I give you a ride as you live so far away?
—Thank you. ______.
| A．It couldn’t be better | B．Of course you can |
| C．If you like | D．It’s up to you |
—Shall he come today or tomorrow?
—Up to him．It makes noto me．
| A．meaning | B．trouble | C．relation | D．difference |