1 . At last, they were able to feel _________________ (security) about the future. (所给词的适当形式填空)

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

3 . If an alarm gives you that feeling of ________ (secure), then it’s worth carrying. (所给词的适当形式填空)

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

5 . In the era of information technology, workers no longer feel ________ about the future. (security) （所给词的适当形式填空）

6 . Parents should make their children feel __________, loved and wanted. (security) (所给词的适当形式填空)

7 . Social media companies must take responsibility for building a ______ (security) network environment. (所给词的适当形式填空)

8 . Check that all windows and doors have been made as ________ (security) as possible. （所给词的适当形式填空）

9 . 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)

10 . Houses with advanced appliances will keep us ________ ( security) and healthy. （所给词的适当形式填空）