According to Aristotle，we are ________ we repeatedly do.Excellence then，is not an act，but a habit.
| A．which | B．when | C．where | D．what |
The air company going from bad to worse, the workers____________ hardly enough to make a living.
| A．are paid | B．are paying | C．have paid | D．paid |
The question came up at the meeting____________ we had enough money for our research.
| A．that | B．what | C．which | D．whether |
--What is the model plane like?
--Well, the wings of the plane are___________ of its body.
| A．more than the length twice |
| B．twice more than the length |
| C．more than twice the length |
| D．more twice than the length |
The wrong you've done to him is terrible, for__________ you should make an apology to him, I think.
| A．this | B．which | C．what | D．that |
--Are you sure to help me find____________ bed for my new house?
--Of course, but not now. I'm heading, for____________ bed and a good sleep.
| A．a, a | B．a, 不填 | C．the, a | D．a, the |