题目内容
12.Mobile APPs will be helpful to English study.(改为否定句)Mobile APPswillnotbe helpful to English study.
分析 移动应用程序会对英语学习有帮助.
移动应用程序不会对英语学习有帮助.
解答 答案:will not.
原句用的是一般将来时,其中will是助动词,改为否定句直接在助动词will后面加not,后面跟动词原形,故答案是 will not.
点评 含有be动词,情态动词或者助动词have/has的句子转化成否定时在其后面加上not,一般实意动词的否定式,通常应根据不同时态和人称在实意动词之前加don't,doesn't,didn't.
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