Small sailboats can easily turn over in the water ________.
| A．if not managed carefully | B．if are not managed carefully |
| C．unless not managed carefully | D．unless are not managed carefully |
. We need fifteen more people ____ our team to do the job.
| A．but | B．except | C．as well | D．besides |
_____ my finishing reading the novel, you shall have it immediately.
| A．On | B．At | C．For | D．With |
She looks quite young _____ her age.
| A．at | B．by | C．for | D．to |
Books are the most important records we keep_____ man’s thoughts, ideas and
feelings.
| A．up | B．of | C．for | D．on |
My daughter comes home from school and then spends an hour on the phone talking
to the very people she has been at school _____ all day.
| A．for | B．on | C．不填 | D．with |