【多选题】【消耗次数：1】
（）三大科学发现推动人类进入知识经济时代。
①
量子学理论
②
相对论
③
AI
④
互联网
⑤
DNA结构
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【判断题】
基因结构与功能的发现揭示了生命演化的分子基础及变化规律，丰富了人类对生命起源的认识；相对论、量子论拓展了人类对渺观、宇观物质世界的认识，催生了科技时代的产业变革。
①
正确
②
错误
随机题目
【单选题】
He didn’t show up at the party yesterday. He ＿＿＿＿ in the lab.
①
must have been busy working
②
must be busy wording
③
must be busy to work
④
would have been busy working
【单选题】
Marlin is an independent man who is not about ＿＿＿＿＿ on his parents any more.
①
having relied
②
to rely
③
relying
④
to have relied
【单选题】
It ＿＿＿＿＿ for over a month and the downpour had damaged many houses.
①
has rained cats and dogs
②
has been raining heavily
③
rained heavily
④
had been raining cats and dogs
【单选题】
Between 1897 and 1919, at least 29 motion pictures ＿＿＿＿＿ .
①
have been produced
②
had been produced
③
had produced
④
would have produced
【单选题】
At the age of twenty-three, Emily ＿＿＿＿＿＿ a businessman of her own choice.
①
had been married
②
had married
③
married
④
was married
【单选题】
In order to improve English, ＿＿＿＿＿＿.
①
Jane’s father bought her a lot of tapes
②
Jane bought a lot of tapes for herself
③
a lot of tapes were bought for her by Jane’s father
④
a lot of tapes were bought by Jane
【单选题】
I ＿＿＿＿＿＿ to stay here if I can.
①
have been meaning
②
mean
③
am meaning
④
have meant
【单选题】
They had only ＿＿＿＿＿＿＿＿＿ in that house for three weeks when fire destroyed it.
①
to live
②
living
③
lived
④
been lived
【单选题】
In the USA, he made a lot of friends ＿＿＿＿＿＿ English well so he could make himself ＿＿＿＿＿＿.
①
learn, understand
②
to learn, understood
③
learning, understood
④
learn, understanding
【单选题】
If you want to break the law, make sure that you don’t ＿＿＿＿＿＿.
①
catch
②
be caught
③
caught
④
get caught