We’ve all heard of Thomas Edison,_______who invented the electric light and many othe

单选题

We’ve all heard of Thomas Edison,_______who invented the electric light and many othe

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多选题

Now that we’ve heard all the _____ and against the case, let’s make a decision. （ ）

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问答题

We have spent all of our spare time, ______ , our

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问答题

engagement is one of the best predictors of happiness.Yet we associate with each other less than ever.Robert Putnam of Harvard University called this phenomenonbowling alone;he said that the decline ofprivate associations,particularly churches,had led to an isolation that was making people poorer emotionally.That pattern has accelerated as we swivel toward a more digital society.We live in the richest,most prosperous,freest time in human history.Thats a wonderful gift weve all been given.But we

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单选题

KLM 869, we’ve shut down No.2 engine after lightning strike, we intend to turn round, but we have to _______ 30 tons of fuel first.

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