The boy ______ in the exam is a student in Class Nine.
| A．catching cheating | B．caught cheated |
| C．catching cheated | D．caught cheating |
The Internet is widely used, which ______ the development of English.
| A．speeds up | B．takes over | C．gets across | D．turns to |
Only when she reached her office____ she had left her key at home.
| A．she realizes | B．does she realize | C．she realized | D．did she realize |
---The president _____ by his doctor today that his cancer has come back.
| A．informs | B．has informed |
| C．has been informed | D．is being informed |
_____ by the sun, they walked towards their destination through the woods.
| A．Guiding | B．Guided | C．Guide | D．To guide |
Thompson had two ways, neither of _____ seems to have worked well.
| A．whom | B．that | C．which | D．them |