We have never seen such gorgeous hills.

单选题

We have never seen such gorgeous hills.

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问答题

have、、、seen

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单选题

He really went _____ her, I have never seen him so bad-tempered before.

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单选题

---What do you think of the film My People,My Country? ---Wonderful！I have never seen a ____ one before.

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判断题

navirus pneumonia (NCP, 新型冠状病毒肺炎) broke out in China that we have never seen before. It was first found in the Huanan Seafood Market in Wuhan, where some wild animals were on sale. Scientists have found that the virus likely came from bats and was then spread to humans from some wild animals. Bats can carry and spread more than 60 viruses that can infect humans including the world’s deadliest viruses, such as Ebola and SARS.But bats have special immune (免疫的) systems that allow them to live with

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