情态动词must/need的用法 — 英语选择题

A secret combination of letters, numbers, and symbols that you enter to log in t…

写出下列网络安全相关词汇的英文：密码。

完成同一份线上问卷调查前，妈妈对小明说："You ______ share yo…

— Tom, could you tell me what you will do if your computer ______ a virus (病…

根据句意，补全表示条件的单词：___ you keep your password secret, …

完成句子：你必须在离开电脑前锁屏。You ___ lock the screen befor…

The app saves a backup automatically, so Mia is not required to make another cop…

完成句子（每空一词）：Tom, you ______ not tell anyone your bank card …

根据句意补全单词：The safety app is already on my phone, so I n______ i…

Complete the sentences with must or needn’t. Under the school’s data-safety …

完成句子，每空一词：为了保护个人数据，每个用户都______�…

A: Must I change my password every week? B: No, you ______. Once a month is enou…