Câu hỏi: Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks
Nearly 200 of the 1500 native plant species in Hawaii are at risk of going extinct in the near future because they have been (26)____ to such low numbers. Approximately 90 percent of Hawaii's plants are found nowhere else in the world but they are threatened by alien invasive species such as feral goats, pigs, rodents and (27)____ plants.
The Hawaii Rare Plant Restoration Group is striving to (28)____ the extinction of the 182 rare Hawaiian plants with fewer than 50 individuals remaining in the wild. Since 1990, as a result of their "Plant Extinction Prevention Program", sixteen species have been brought into (29)____and three species have been reintroduced. Invasive weeds have been removed in key areas and fencing put up in order to (30)____ plants in the wild.
The word or phrase which best fits the gap (26) is...
A. disappeared
B. reduced
C. increased
D. developed
Lời giải
- disappear (v): biến mất
E.g: Lisa watched until the train disappeared from view.
- reduce (v): giảm
E.g: Giving up smoking reduces the risk of heart disease.
- increase (v): tăng lên
E.g: The population has increased from 1.2 million to 1.8 million.
- develop (v): phát triển
E.g: She developed the company from nothing.
(Gần 200 trong 1500 loài thực vật bản địa ở Hawaii có nguy cơ bị tuyệt chủng trong tương lai gần bởi vì chúng đã giảm tới con số thấp như vậy.)
Đáp án B.