A man does not know the difficulty of anything_________ he does it personally.
| A．although | B．if | C．because | D．unless |
---How could you ______me so easily in the crowd ?
--- Because you are so tall and handsome.
| A．take out | B．pick up | C．take up | D．pick out |
---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 |