Everyone _____ do his best to make the world safe and clean.
| A．can | B．may | C．should | D．hadto |
The radio club in our school, which is in ______ charge of HaoZhe, is much more than just ______music for everyone.
| A．/; / | B．/; the | C．the; / | D．the; the |
We shall not start the project until it ____ by the committee.
| A．will be approved | B．approves |
| C．has been approved | D．is to approve |
The company provides cheap Internet access.________，it makes shareware freely available.
| A．In addition | B．In general |
| C．In return | D．In brief |
— What a pity! I missed The Voice of China last night.
— Don’t worry. It _____ again this weekend.
| A．broadcasts |
| B．will be broadcasted |
| C．is broadcasted |
| D．will broadcast |
The machine might break down someday in the future, ____, you can dial this number for help.
| A．in that case | B．in what case |
| C．in which case | D．in whose case |