A child who lives in a boring environment will develop his intelligence less than one who lives in rich and varied________.
| A．places of interest |
| B．surroundings |
| C．surrounding |
| D．customs |
“I’ll look into the matter as soon as possible. Just have a little ________,” said the manager.
| A．wait |
| B．time |
| C．patience |
| D．rest |
He had just fallen asleep ________ the telephone rang last night.
| A．when |
| B．while |
| C．after |
| D．since |
Even though his father didn’t ________ him to join the school football team, he did it finally.
| A．let |
| B．promise |
| C．hope |
| D．permit |
Since he downloaded a virus ________ into his computer, he can’t open the file now.
| A．by design |
| B．by accident |
| C．on purpose |
| D．by mistake |
It is said that the temperature is unusual mainly ________ global warming caused by human activities.
| A．on account of |
| B．by means of |
| C．in case of |
| D．in spite of |