试题题干
WORD FORMATION
Complete the following sentence with the proper form of the word in the bracket.
(crime) Although there are highly professional
involved in car theft, almost 90 percent of car theft is committed by the opportunists.
参考答案
试题解析
此处缺少名词。
professional是形容词，形容词修饰名词，所以空格处应该填名词。所以变crime为名词形式criminal，因为前面是there are，所以应该变为复数形式criminals。
句意：尽管在汽车盗窃中涉及了高度专业的罪犯，但几乎百分之九十的汽车盗窃事件都是投机取巧者所为。