---- __________ you say goodbye so soon?
---- I’m sorry. My mother is expecting me at home.
| A．Must | B．Can | C．Would | D．Might |
If you don't take time to review each interview you go on, you're bound to ________ the same mistakes.
| A．correct | B．repeat |
| C．commit | D．improve |
According to the arrangement, the athletes of our school ________ at the gym for two hours every day.
| A．work out | B．carry out |
| C．take in | D．set aside |
Our government's plan to fight against air pollution will focus on ________ information and handling PM2.5.
| A．expressing | B．representing |
| C．gathering | D．acknowledging |
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 |