You said:inventedcreatedproduceddiscovered
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不对。因为居里夫人发现了(不是发明)放射性元素镭和钋. 不对。因为居里夫人发现了(不是发明)放射性元素镭和钋. 不对。因为居里夫人发现了(不是发明)放射性元素镭和钋. Well done! 因为居里夫人发现了放射性元素镭和钋. 你没有回答这个问题。 |
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| 4 | Nicolaus Copernicus was the first astronomer and mathematician who argued that the Earth ___________ the Sun. | |||||||||
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The possible answers were: planets travels orbits goes |
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