When ___ comes to saving energy , big changes start with small steps , like turning off the lights.
| A．that | B．this | C．it | D．one |
----- How did you do in the test ?
----- Not so well. I ______ much better but I misread the directions for Part D.
A. could have done B. could do C. must have done D. should do
Maintaining (维持) peace and stability of the South China Sea and the East China Sea will certainly ____ a more prosperous Asian-Pacific area.
| A．contribute to | B．respond to | C．belong to | D．appeal to |
So many people violate traffic regulations that we ____ put too much emphasis on the importance of traffic safety.
| A．must not | B．should not | C．need not | D．cannot |
The suggestion, ____ by the locals, proved to be a very constructive one.
| A．put down | B．put forward | C．put out | D．put off |
Beijing announced on Sunday that the date for events ____ the 40th anniversary of the normalization of China-Japan relations would be “adjusted to an appropriate time”.
| A．marked | B．marking | C．having marked | D．to be marked |