—Look! Here is a message on my mobile phone, asking me to send money to....—Don’t believe it! It’s a trick. More than one person _____ by such tricks so far. 

(2014·济宁检测)—Why don’t we choose that road to save time?—The bridge to it________.

(2013·甘肃兰州、靖远名校高三模拟)Social practice is an opportunity for students to gain________better understanding of how________society operates.

 — Linda looks happy. She must have performed well at the job interview yesterday.— But in fact she _______.

The classroom ______ 30 feet long.