The first is ( ) approach ( )the twothe more helpful ,of the为什么不能去掉变成more helpful,后面为什么要用of

wifi app must be off first.is will power off. Unable to purchase This item is for an app that was purchased by a different Apple ID .To buy this item with this Apple ID ,you must first purchase the app. sign of app is what is app Tom is the first? The first is always the The first is red.first是什么词性? SAE ERROR:APP IS CLOSED Error“Internal Error #2 - Please be sure the app is running and on the licence screen! App Another app is currently holding the yum lock; waiting for it to exit...怎么解决 The first wealth is health This is not the first Which is the first month? the traffic safety is first Write a composition of about 150 words on the given topic:Is childhood the happiest time of one’s life?Instructions:In the first part of your writing you should present your thesis statement.In the second part you should support the thesis with app he is first he is the first请问是He is first 还是 He is the first Spring is the first season.对 the first提问