Rather than ___ on a crowded bus, Tom always prefers __ a bicycle.
| A．ride; ride | B．riding; ride | C．ride; to ride | D．to ride; riding |
In fact fuels we burn and plant food we eat ________ their chemical energy in the form of heat.
| A．give in | B．give off |
| C．give away | D．give up |
Don't be so discouraged.If you ________ such feelings, you will do better next time.
| A．carry on | B．get back |
| C．break down | D．put away |
Schools in China are required to ________ at least one “Sports Day” per academic year.
| A．set aside | B．set down |
| C．set out | D．set off |
Adopting the doctor's advice, he ________ coffee and cigarettes and ate a balanced diet.
| A．cut down | B．broke down |
| C．turned down | D．put down |
—Do you believe that opportunities always ________ the prepared minds?
—I couldn't agree more.
| A．make | B．change |
| C．keep | D．favor |