By measuring the color of a star, astronomers can tell how hot is it.
Câu hỏi
Nhận biếtBy measuring the color of a star, astronomers can tell how hot is it.
Đáp án đúng: D
Lời giải của Luyện Tập 365
Câu hỏi liên quan
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The examination was not very difficult, but it was_____________________ long.
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Education in many countries is compulsory________the age of 16.
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It is stated in the passage that____________________ .
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The boat was sailing north when a terrible storm_____________ .
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The pool should not be made so deep______small children can be safe there.
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_______ has been a topic of continual geological research.
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Supporters of free-market globalization point out that_____________________ .
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______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
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The packages___________________ so that it would be easier to carry them.
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I am sorry I have no time at present to____________________ detail of our plan.