. To the surprise of many people, in ten years the city’s population ____ by 12%.
| A．gained | B．expanded | C．developed | D．spread |
He hasn’t got any hobbies---_______ you call watching TV a hobby.
| A．If | B．When | C．Unless | D．Since |
It is acknowledged that ___ shortest distance between persons is ___ sincere smile..
| A．A; the | B．The; / |
| C．The ; a | D．A ; / |
Life is like a long race where we __________ others to go beyond ourselves.
| A．compete in | B．compete for |
| C．compete at | D．compete with |
Both the Winter and Summer Olympics are held ___________on a regular basis.
| A．every four years | B．four years |
| C．for four years | D．every fourth year |
What do the five rings on the Olympic flag ___________?
| A．stand by | B．stand up |
| C．stand out | D．stand for |