Gold _______in California in the 19th century.
A. was discovered
B. has been discovered
C. was discover
D. they discovered
Giải bởi Vietjack
KEY: A
Giải thích: câu bị động thời quá khứ
Dịch: Vàng được tìm ra ở California vào thế kỉ 19.
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"What a beautiful dress you're wearing!"
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These students _______so much that they feel very tired and bored.
He promised to telephone ____________ I have never heard from him again.
"Those eggs of different colors are very artistic".
"Yes, they_____ in Russia".
"What happened to the old mail carrier?"
"He_____ to a new neighborhood to work".
______ of all the staff, I would like to wish you a happy retirement.
Total weight of all the ants in the world is much greater than .................
