Some researchers believe that many patterns of nature are rules of their own and not affected by natural selection．
| A．making | B．breaking | C．following | D．bending |
Children are likely to get _____ if no one cares about their upbringing.
| A．out of hand | B．out of order | C．out of place | D．out of work |
The old man got into the _____ of storing money under the bed.
| A．tradition | B．habit | C．use | D．custom |
When there's doubt the examiner's decision is _____.
| A．right | B．final | C．definite | D．fixed |
All too _____ it was time to go back to school after the glorious summer holidays.
| A．often | B．fast | C．soon | D．late |
.She is so _____ that she cried for days when her pet rabbit died.
| A．sensitive | B．sensible | C．expressive | D．impressive |