英语段落听写7.22:美国青少年问题-3
[audio]http://sound.yywz123.com/tingbbs/up/tingxie/nan/20020510.mp3[/audio]**** Hidden Message ***** Violent teen death
Every two hours,a child dies of gunshot wounds.Researches have shown that the number of teenager homicide victims has doubled since 1985. 答案中那个shows应该改成shown,现在完成时,动词要用过去分词形式。
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