Jim was about to stand up when he saw something ________ near his feet. It's a snake!
| A．move | B．moving |
| C．moved | D．to move |
As soon as the children _____ themselves in their seats in the classroom, the bell rang.
| A．sat | B．settled | C．took | D．put |
It was not until Bob took off his dark glasses that I _____ him.
| A．realized | B．requested | C．recorded | D．recognized |
Buses here are always crowded with passengers, so I prefer _____ there rather than take a bus.
| A．cycle | B．cycling | C．to cycle | D．being cycled |
------- Where did you find him?
-------It was in the hotel _____ he lived.
| A．that | B．where | C．which | D．what |
The scientist ______ much of his time to increasing the rice production.
| A．spent | B．offered | C．devoted | D．paid |