【多选题】数字通信中数字分接器的功能是把已合路的高次群数字信号,分解成原来的低次群数字信号,它由()等单元组成。
【简答题】数字分接器的功能是把高次群分解成原来的[填空(1)]
【单选题】You should always choose a meeting place ______ there are a lot of people.
【单选题】We should make full use of whatever happens to us.There is always____ to learn from every experience.
【判断题】There should always be an attachment at the end of a business memo.
【单选题】What’s more, you should always choose a meeting place where there are a lot of people. Meetings must always be held in public areas like malls, cafés, etc.
A.
而且你应该选择一个人多的会面地点。你们的会面应该是在购物商场、咖啡馆等公共场合进行。
B.
你们的会面应该是在购物商场、咖啡馆等公共场合进行。而且你应该选择一个人多的会面地点。
【简答题】There should always be ____(except) to the rule.A. exceptions
【单选题】You should always to your own principles although there are so many temptations.
【单选题】There should always be a greeting in formal emails.