III. Reading

Choose the best anwers to complete the passage.

Humans have biological clocks that control their daily (1) _________. Some functions, like sleeping and waking up have a 24-hour rhythm. Others, especially illnesses, have a yearly rhythm. Cold and flus, (2) _________ often happen in winter. Most people get measles during spring and summer.

When travelling by plane, you often cross many time (3) _________. During such trips your internal clocks don't seem to work properly. We call this jet lag. It makes you feel tired and it may take your body's biological clock several days (4) _________used to the new place. People who work night shifts can also have problems with their biological clocks. In general, they may not be (5) _________ alert or active as people (6) _________work during the daytime. They also have more accidents during work. In some cases, they experience more health and sleeping problems than other people.

By using the right medicine, you can (7) _________problems that are connected with different times of day. Heart attacks and strokes often happen in the morning- between the time you get up and noon. Asthma often occurs between midnight and morning hours. So when people (8) _________ a heart disease take their medicine right after waking up, it might prevent a heart attack.

Biological clocks control many rhythms of life. We are (9) _________ learning more and even more about these rhythms. Doctors are looking for new ways to make travelling more (10) _________ and medical treatment more effective.

By using the right medicine, you can (7) _________problems that are connected with different times of day.

A. fight off: chiến đấu lại, đánh thắng

B. set off: cài đặt

C. take off: cất cánh, cởi

D. put off: trì hoãn

=> By using the right medicine, you can (7) fight off problems that are connected with different times of day.

Tạm dịch: Bằng cách sử dụng đúng loại thuốc, bạn có thể chống lại các vấn đề liên quan đến các thời điểm khác nhau trong ngày.

Đáp án cần chọn là: A