According to the passage, smokers can unexpectedly lose vision when _______.
Đáp án C
Kiến thức: Đọc hiểu
Theo đoạn văn, người hút thuốc có thể bất ngờ bị mất thị lực khi _______.
Xét các đáp án:
A. họ bị thoái hóa điểm vàng.
B. mạch máu ở đáy mắt bị tổn thương.
C. máu bị ngăn không cho đến mắt.
D. hóa chất độc hại trong khói thuốc lá gây hại cho mắt.
Thông tin: Moreover, they are 16 times more likely than non-smokers to develop sudden loss of vision caused by optic neuropathy, where the blood supply to the eye becomes blocked.
Tạm dịch: Hơn nữa, họ có nguy cơ bị mất thị lực đột ngột do bệnh thần kinh thị giác cao gấp 16 lần so với những người không hút thuốc, khi nguồn cung cấp máu cho mắt bị tắc nghẽn.
Vậy đáp án đúng là C
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes each of the following exchanges.
Peter and Dane are talking about environmental protection.
- Peter: “We should limit the use of plastic bags.”
- Dane: “_______. We can use paper bags instead.”
A student is talking to his teacher about his IELTS result.
- Student: “Teacher, I’ve got 8.5 on the IELTS test.”
- Teacher: “_______. Congratulations!”
Emily had just finished saving all the documents. The computer crashed then.
They _______ an old cottage in the Scottish Highlands because it was in bad condition.
Many A.I. experts believe that A.I. technology will soon _______ even greater advances in many other areas
Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.
The student had to keep his _______ to the grindstone all year and passed the entrance exam into the university he wanted.
Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.
Half of the children were away from school last week because of an outbreak of _______ influenza.
The researchers advise people _______ car windows when in traffic because the car fumes.