A quarter of all the people surveyed were don't-knows.

参加问卷调查的所有人中有四分之一没有表示明确意见。

Business Development Advisers surveyed 211 companies for the report.

企业发展顾问为这份报告调查了211家公司。

We surveyed 500 smokers and found that over three quarters would like to give up.

我们对500名吸烟者进行了调查，发现有超过四分之三的人愿意戒烟。

Researchers in Sweden surveyed the parents of 1,029 children aged 7 and 8.

瑞典的研究者调查了1029名七至八岁儿童的父母。

China TELECOM surveyed 200 men and women using Wi-Fi service at Starbucks very often.

中国电信调查了200名经常在星巴克使用Wi-Fi服务的男性和女性。