Questions 19-22
Complete the sentences below.
Choose NO MORE THAN TWO WORDS from the passage for each
answer.
Write your answers in boxes 19-22 on your answer sheet.
19 Over 20 studies have shown a person’s ………………. goes up when
they are sleep deprived..
20 Insufficient sleep is one of the three factors which explain the
………………...
21 People who are given the …………………. by doctors find it more
effective if they sleep properly.
22 Walker has described how a lack of deep sleep is linked to
………………. in young children.
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