IELTS Listening Practice Test
The Role Of Sleep In Humans And Animals
Compared to those without food, animals without sleep are more likely to suffer from
.1attackSleep is necessary for all animals, whether they are reptiles,
or fish.2mammals
Dolphins
Swim to the surface when sleeping, because they need to
.3breathe
Birds
Are constantly
in the presence of numerous predators.4on edge
Horses
Do most of their sleeping standing up.
Do occasionally take short naps lying down. Lying in one position for a long time could well injure a horse, because their
are delicate.5bones
Animals can also have
, the same as humans6sleeping problems
It helps us to organize our
of the day7memoriesIt plays a key role in
8learning
Because of the similar sleeping pattern to that in humans,
are studied in order to increase our knowledge of human physiology.9ratsScientists choose to study the
of the fruit fly in order to know the function of the human gene and understand development processes in humans.10genetic structure
ĐÁP ÁN & GIẢI THÍCH CÂU 1
Mình cần nghe xem nếu thiếu ngủ, động vật có khuynh hướng bị gì (likely to suffer from ____)
Tác giả đã nhấn mạnh “Without sleep, an animal is much less capable of avoiding an attack”
=> Động vật sẽ dễ bị tấn công hơn khi thiếu ngủ
=> Likely to suffer from attack
=> Đáp án: attack 
Lưu ý
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