阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。
Building an app is a big
project. If you want to build the next great smart phone app alone, you need a
plan. First, think about {#blank#}1{#/blank#} to build. Will your app be a game? Will it be for
business? Then make a schedule for building {#blank#}2{#/blank#} app. You need plenty of time for researching
and getting enough information {#blank#}3{#/blank#} you
can build your app.
Now you're ready {#blank#}4{#/blank#} (start) the app. Building an app is like a
puzzle with many different parts, you can build it yourself or find a friend to
help you. There are many websites and {#blank#}5{#/blank#} (video) which can teach you to build one. Some
websites provide app developers {#blank#}6{#/blank#} "building blocks". As you build one,
you pick blocks from the websites and put {#blank#}7{#/blank#} (they)
in your app.
After you build your
app, you need to check it {#blank#}8{#/blank#} (careful). Look for bugs. Most apps have
several problems to fix. Show your app to people and ask their opinions. Make
sure everything {#blank#}9{#/blank#} (work)
before letting people download it. There are so many tools that can help you
build apps. Having the right tools will make the work much {#blank#}10{#/blank#} (easy). Now almost anyone can make a new app.
