Help disabled people whenever you can ______ you will make the world a nicer place to live in.
| A．unless | B．or | C．and | D．but |
The room ______ white last year is my study.
| A．to be painted | B．being painted | C．painted | D．having been painted |
---_______ leave at the end of this month.
--- I don’t think you should do that until ____ another job.
| A．I’m going to; you’d found | B．I’m going to; you’ve found |
| C．I’ll; you’ll find | D．I’ll; you’d find |
Is it a wonder that little cells can store much energy?
| A．so; so | B．so; such | C．such; such | D．such; so |
Will you see to that my birds are well looked after while I am away?
| A．them | B．yourself | C．me | D．it |
--What does the model plane look like?
--Well, the wings of the plane are _____ of its body.
| A．more than twice the length | B．twice more than the length |
| C．more than the length twice | D．more twice than the length |