Benzene, which was discovered by Faraday, became the starting point in the manufacture of many dyes, perfumes and explosives.
=>Benzene, _____ by Faraday, became the starting point in the manufacture of many dyes, perfumes and explosives.
A. discovered
B. discovering
C. was discovered
D. discover
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Benzene, which was discovered by Faraday, became the starting point in the manufacture of many dyes, perfumes and explosives.
=>Benzene, discovered by Faraday, became the starting point in the manufacture of many dyes, perfumes and explosives.
Tạm dịch: Benzen do Faraday khám phá ra đã trở thành điểm khởi đầu trong lĩnh vực sản
xuất nhiều loại thuốc nhuộm, nước hoa và chất nổ.
Đáp án cần chọn là: A
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Choose the best answer.
Do you know the girl ______Tom is talking to?
The city which was destroyed during the war has now been rebuilt.
=>The city ______ during the war has now been rebuilt.
The most beautiful girl lives in a city. I like her long hair very much.
They are looking for the man and his dog ____ have lost the way in the forest.
Mrs. Brooks is an experienced teacher. I have great respect for her.
There are too many poor people ____ do not have enough to eat in the world.
The envelop which lies on the table has no stamp on it.
=>The envelop _____ on the table has no stamp on it.
The Smiths, _____ house was destroyed in the explosion, were given rooms in the hotel.
The man who is standing there is a clown.
=>The man ______ there is a clown.
The students don't know how to complete the assignments ______ by the teacher yesterday.
The last student that was interviewed was Tom.
=>The last student _______.
