________ should find a job to make money.
| A．Twenty-year-old | B．Twenty-years-old |
| C． Twenty-year-olds | D．Twenty-years-olds |
The food smelt terrible but Tom _______ taste it.
| A．was made to | B．was made |
| C．made to | D．made |
It _______ that they will have the final exam next week.
| A．believe | B．believes |
| C．is believed | D．believed |
There are two cars in front of the building. One is red and ________ is black.
| A．other | B．others |
| C．the other | D．the others |
If more trees ________ , our city will be more and more beautiful.
| A．plant | B．planted |
| C．are planted | D．were planted |