▲ 閱讀下文，回答第 6 − 10 題        Leonarde Keeler was named after the polymath Leonardo da Vinci. Leonarde Keeler,    6    ,was responsible for using the modern version of the polygraph in the 1930s. Polygraph liedetector testing, once used almost exclusively for criminal cases, is being used by more andmore companies for screening candidates. It is used in the workplace   7    checking theinformation that job seekers are asked to include on their application forms: availability forwork, proof of legal employment status, salary requirements, drug use and even medical history.A recent study on the use of the lie detector by private industry states reasons for its growingpopularity. Using a lie detector is one of the easiest and cheapest ways to validate a largeamount of information from many job applicants. Using lie detectors, employers can ask jobseekers many questions    8    spending all the time and money to verify the truthfulness of theresponses of every applicant’s answers. Lie detectors are referred to as emotion detectors, andtheir purpose is to measure body changes that   9   what a person says. Changes in heart rate,blood pressure and the electrical activity of the skin are recorded by the polygraph machine. Liedetectors are being used by businesses that want    10    ways of detecting the truth. However,the results are not always accurate. In other words, lie detectors are not necessarily reliable andthe machine may record a “lie.”
【題組】6.
(A) he co-invented the polygraph
(B) was co-inventing the polygraph
(C) the polygraph was co-invented
(D) who co-invented the polygraph