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【单选题】
You can only borrow two books ____________ if you don’t have a library card.A.
on time
B.
in time . from time to time D. at a time
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反馈参考答案：
举一反三
【简答题】我国环境保护法规确立的环境污染危害民事责任的归责原则为()。 A.过错责任原则 B.无过错责任原则 C.公平责任原则 D.诚实信用原则
【简答题】Harry: Oh, those Romans... Susan: You are hopeless. So, (59) ? Harry: I'm preparing for a meeting tomorrow.
【单选题】听力原文：M: This is hopeless. These figures still don't add up right. Let's do the calculation over again. W: Yes. But why not do them tomorrow? It's very late now. What does the woman mean?
A.
She has totaled up the figures correctly already.
B.
She hopes the man will do the calculations as soon as possible.
C.
Tomorrow will be too late to submit the figures.
D.
They should finish the calculations tomorrow.
【简答题】考虑一个令牌产生速率为 R ，大小为 B 的令牌桶，使用它来整形一个流。下列陈述哪是正确的？（多选）
【单选题】听力原文：M: This is hopeless. These figures still don't add up right. Let's do the calculations over again. W: Yes, but why not do them tomorrow? It's very late now. What does the woman suggest they do?
A.
Check the figures later today.
B.
Do the calculations again tomorrow.
C.
Bring a calculator tomorrow.
D.
Calculate the number right now.
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