If you are a little afraid when you walk alone at night, you can phone your family to make sure they know you are s{#blank#}1{#/blank#} But making calls may make you the target (目标) for bad people.

    Now there is an app and i{#blank#}2{#/blank#}lets your family know your journey. And it will call for help when it feels you're i{#blank#}3{#/blank#}danger.

    The app is c{#blank#}4{#/blank#} Companion(同伴). Before you start your journey, you input your starting place and your finishing place. Then you s{#blank#}5{#/blank#} them to your companion. The companion can be anyone in your phone book, and they don't n{#blank#}6{#/blank#}to have the app.

    The app will tell your companion w{#blank#}7{#/blank#}you are at any time. And it will show a button(按钮) on your phone screen every few m{#blank#}8{#/blank#}asking “Are you OK?” If you don't press the button in 15 seconds(秒), your companion will get an alarm(报警). And the app will be ready to call the police for h{#blank#}9{#/blank#}.

With the app, you will never be w{#blank#}10{#/blank#}about going home alone.

    Most people like eating very much. What about the animals? Of course, animals like eating food, too. Cats eat many kinds of food. They like s{#blank#}1{#/blank#}, such as prawns, fish and so on. They d{#blank#}2{#/blank#}water, but they like milk best. Sometimes they a{#blank#}3{#/blank#}drink soup.

    Old people tell us not to let cats eat too m{#blank#}4{#/blank#}If they are full, they will not look for mice. But if we keep cats hungry for too long, they will leave us for food. You know, cats are very clever. Now more and more cats don't eat fish, and they can't catch mice quickly because many people keep them as pets. They give cats a lot of n{#blank#}5{#/blank#}food to eat.