Dinosaurs became ____ millions of years ago.
A. disappear
B. extinct
C. dangerous
D. endangered
Giải bởi Vietjack
disappear (v): biến mất
extinct (adj): tuyệt chủng
dangerous (adj): nguy hiểm
endangered (adj): bị đe dọa
Cấu trúc “become + adj”: trở nên như thế nào.
=> Dinosaurs became extinct millions of years ago.
Tạm dịch: Khủng long đã tuyệt chủng cách đây hàng triệu năm
Đáp án cần chọn là: B
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Julia said that she ____ there at noon.
All fossil fuels are ____ resources that cannot be replaced after use
Oil, coal and natural gas are ____ fuels made from decayed material.
We should develop such ____ sources of energy as solar energy and nuclear energy.
Increased consumption will lead to faster ____ of our natural resources.
Many organizations have been set up and funds have been raised.
Many national parks have been established to protect ____animals.
Venus approaches the Earth more closely than any other planet is.
Trees not only bring nature to urban areas, but they also help clean the air by absorbing pollutants, ______ oxygen, ______ water, and grow food.
Solar energy, air and water are _____ resources because there is unlimited supply.
Nancy isn’t used to walking so far.
Coal and oil are non-renewable ____ sources.
Fewer people came to the meeting than we had expected.
Laura said that when she ____ to school she had seen an accident.
Many rare____of animals are in danger of extinction.
