问题
完形填空
I have urged Tony ________(stay) away from computer games before he becomes addicted to them.
答案
to stay
考查动词词义。句意：在托尼对电脑游戏上瘾之前我劝说过他远离电脑游戏。urge sb. to do sth.“恳求/催促某人做某事”，与句意相符。
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