【推荐1】The keyboard could offer a strong layer of ______ (secure) by analyzing things like the force of a user’s typing and the time between key presses. (所给词的适当形式填空)

【推荐2】Here are six suggestions to have your home ________ (security) while you are away. (所给词的适当形式填空)

【推荐3】The airport authorities have promised to review their ______ (secure) measures. (所给词的适当形式填空)

【推荐1】As a common worker, he loves the ________(secure) of a happy home life. (所给词的适当形式填空）

【推荐2】Computer _____(secure) systems will be designed by independent technicians.（用单词适当形式填空）

【推荐3】The employers are advised to employ _________(secure)guards to watch over the production materials. (所给词的适当形式填空)

【推荐1】Mrs Lu wouldn’t let her _______________ (injure) keep her from achieving her dream. （用所给单词适当形式填空）

【推荐2】Don’t worry. We are able to watch the lions in complete_________________(safe).(所给词的适当形式填空)