Dear MP: to answer your first question first: no. You are under no obligation to give anyone a reference if you would rather not.
亲爱的万人迷：首先来回答你的第一个问题：不，只要你不愿意，你就没有义务去给任何人提供推荐信。
Begin by asking your father if we will have a double-dip recession, and make a show of taking note of his answer for future reference.
首先问你的父亲，经济是否会出现“双底衰退”，然后假装拿出笔记记录你父亲的答案，留作日后参考之用。
A typical search engine is a reference librarian: Ask it a question, and it suggests where to find the answer.
一个常用的搜索引擎被认为是一个可供参考的图书馆：你问它一个问题，它反馈给你找到问题答案的地址。
If we encounter problems in our study, work can also search in the computer, the computer can provide us with a variety of different reference answer, help us to solve the problem easily.
如果我们在学习、工作中遇到难题时还可以在电脑中进行搜索，电脑就可以给我们提供各种不同的参考答案，帮我们轻松地解决问题。
If I hadn't been here, you would have had to ask yourself these questions and answer them by thinking, looking in a reference book, or consulting a friend.
如果我不在这儿，你可以向自己提问，然后通过思考，查阅参考书或请教朋友去弄懂它们。
However, you will probably need some kind of reference book (a grammar and a dictionary) to answer questions that may occur to you.
但你还是得备一些参考书(一本语法书和词典)以帮助解答你遇到的问题。
Remember, , if you've given (or plan to give) your previous manager as a reference, the interviewer can confirm your answer to this question, so it's best to be as honest as possible.
请记住，如果被问及（或你自己准备提及）你的前任经理，面试官是可以去证实你的回答的，因此最好尽可能地诚实。
Remember, , if you've given (or plan to give) your previous manager as a reference, the interviewer can confirm your answer to this question, so it's best to be as honest as possible.
请记住，如果被问及（或你自己准备提及）你的前任经理，面试官是可以去证实你的回答的，因此最好尽可能地诚实。
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