I have always wondered __________ Anne managed to make such great achievements.
| A．that |
| B．if |
| C．whether |
| D．how |
Sun Theater has ___ service of all the movie theaters.
| A．more friendly |
| B．most friendly |
| C．friendlier |
| D．the friendliest |
___ the twins is Lucy.
| A．taller |
| B．the taller |
| C．tallest |
| D．the tallest |
— What do you ___ that store?
— I think it has the best ___ clothes.
| A．think of; quality |
| B．like; quality |
| C．think; screen |
| D．like; service |
A 100-year-old man ran a marathon(马拉松) in Toronto on Sunday. He became the ___ person to complete the long distance running in the world.
| A．youngest |
| B．best |
| C．biggest |
| D．oldest |
The population problem may be ___ one of the world today.
| A．the most |
| B．most difficult |
| C．the greatest |
| D．more interesting |