Please do me a favor-__________ my friend Mr. Smith to Youth Theater at 7 ： 30 tonight.
| A．to invite |
| B．inviting |
| C．invite |
| D．invited |
---Our family will go to Australia for a holiday.
---Oh, really? That sounds ________!
| A．fantastic | B．frightening | C．flexible | D．Fresh |
---“Why do you have to be there at six?”
---“The teacher demands that everyone _____in his seat at six.”
| A．would be | B．can be | C．be | D．will be |
Some people waste a lot of food ____ others haven't enough to eat.
| A．once | B．when | C．as | D．while |
The new tax would force companies to __________energy-saving measures.
| A．adapt | B．adopt | C．adjust | D．attach |
It is generally believed that constant reading and comprehending can ______ our mental ability of comprehension while physical exercise can help build up our body.
| A．stress | B．effect | C．strengthen | D．decide |