The world's polar bear population thought to have recovered since hunting was largely banned or ___ throughout the Arctic 25 years ago.
(A) relieved
(B) released
(C) required
(D) restricted
23 Linda: Why don’t you quit smoking? Don’t you know it’s bad to your health?
Jason: Of course I do. Believe me, I’ve tried.
Linda: _____________
(A)Seeing is believing. (B)Glad to know you’ve quit it.
(C)How often will you do that? (D)Maybe you just need to try harder.
Last winter’s snowstorms and freezing temperatures were quite ______ for this region where warm and short winters are typical.
(A) fundamental (B) extraordinary (C) statistical (D) individual
第35 題至第39 題為題組
After terrorists struck New York City on September 11, 2001, airport videotapes from Boston revealed a lost opportunity. One of the 35 hijackers, Mohammed Atta, was captured on the security cameras at Boston’s Logan Airport just before boarding his flight. What if that camera 36 a computer database with Atta’s picture in it? Could security personnel have identified him as a risk and removed him from the plane? 37 of face-recognition technology say yes. It is technically possible, they say, to build a reliable system to pick suspicious people out of a crowd by digitally photographing their faces. The possibility of preventing a terrorist attack by spotting the bad guys is 38 . Face-recognition sweeps have been used at football stadiums, in crowded streets, and at airports in the hope of doing just that. The world’s best face-recognition device is the human brain. You may wonder, 39 , how a mother or father can tell the difference between identical twins. The two children may look exactly the same to you, but the parent has no trouble telling one from the other. Somehow, the parent has focused on small combinations of features that distinguish each child. No matter how hard you try, you cannot see the same patterns. 【題組】
39. (A) by contrast (B) for example (C) however (D) in addition
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