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
The last student that was interviewed was Tom.
=>The last student _______.
There are too many poor people ____ do not have enough to eat in the world.
All the astronauts who are orbiting the earth in space capsules are weightless.
=>All the astronauts _______ the earth in space capsules are weightless.
Scotland has won their last five international matches. One of these matches was against England.
=>Scotland have won their last five international matches, _______ was against England.
They are looking for the man and his dog ____ have lost the way in the forest.
The study said that the laziest children ________hard usually had bad marks.
The man who is standing there is a clown.
=>The man ______ there is a clown.
Choose the best answer.
Do you know the girl ______Tom is talking to?
The most beautiful girl lives in a city. I like her long hair very much.
My brother, who met you yesterday, works for a big firm.
=>My brother, _______, works for a big firm.
The envelop which lies on the table has no stamp on it.
=>The envelop _____ on the table has no stamp on it.
My uncle, _____ you met yesterday, is a famous lawyer in the town.
