．（全国卷I 30）. The little boy won’t go to sleep ______________his mother tells him a story.
| A．or | B．unless | C．but | D．whether |
—Would you do me a favor to choose a wedding dress?
—Of course, but it is a matter of personal ________.
| A．concern | B．sense |
| C．style | D．taste |
________ have an internal clock that controls the beating of our heart, and the ________ of our breathing.
| A．Human being; steps | B．Humans; pace |
| C．Human beings; steps | D．Man; pace |
Many companies in Guangdong are facing a serious labor ________ following the Rabbit Year’s Spring Festival.
| A．lack | B．shortage |
| C．absence | D．storage |
People all believe that ________ to free trade destroy wealth, benefiting no one in the long run.
| A．administrations | B．attempts |
| C．progress | D．barriers |
The girl got into ________ panic when she heard ________ frightening news.
| A．a; the | B．a; a |
| C．the; the | D．the; a |