When winter arrives 4
some people 1
get sad. 2
Doctors 1
have recently started 2
to study the cause of a medical disorder 3
that they have appropriately named 6
SAD or seasonal affective disorder. 3
People 1
who suffer 6
from SAD 4
become very depressed 2
during the winter months. 4
Their depression 1
appears to be a result of a decrease 2
in the amount of sunlight 4
they are exposed to. 6
Doctors 1
theorized 2
that decreased sunlight affects 3 (12)
the production of melatonin, a hormone 3,
manufctured 6
in the brain, and serotonin, a chemical 4
that help 6
transmit of nerve impulses. 3
Depression 1
may result 2
from the imbalance of two substances 4
in the body 4
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*학습방법*
1.읽기: [읽고쓰기] 내용을 의미어구에 따라 끊어서 쓰고 어구번호 붙이기 2.듣기: [듣고말하기] 내용을 듣고 의미어구 단위로 끊어서 따라 말하기
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3.쓰기:[바꿔쓰기] 내용을 보면서 옆에 /표시하고 의미를 바꿔서 쓰기 4.말하기: [바꿔말하기] 내용을 듣고 의미어구 단위로 바꿔서 말하기
{어구번호: 주어구1, 술보어구2, 목적어구3, 부사구4, 분사구5, 관계사구6}
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