—I’m very tired these days because of hard work.
—Why not ______music ? It can make you ______
| A．listen to ; to relax | B．to listen to ; to relax |
| C．listening to ; relax | D．listen to ;relax |
The box is ________ heavy ________ I can’t lift it.
| A．too, to | B．very, that | C．so, that | D．too, that |
Everyone is supposed ________ a seat belt in the car.
A. wearing B. to be worn D.wear D. to wear
The bridge _____ by the farmers themselves in 1982.
| A．built | B．was built | C．build | D．was build |
There are many tall buildings on ____ sides of the street .
| A．each | B．every | C．both | D．either |
The president _____ all people _____ our environment.
| A．urge, protect | B．urged, to protect | C．urges, protect | D．urged, protect |