Unit 1 : Back to school

BT

Section II: read the passage and write ONE suitable word for each space. Many people nowadays have to wear false teeth when they was middle-aged. Since the beginning of this century, (1)........ decay has greatly increased. The amount (2)..... sugar in our food has also increased Doctors and dentist now know that(3)..... is the cause of tooth(4)..... . Eskimos' teeth, for example, started to(5)..... when they began to eat sweet(6)..... Long ago doctors did not like (7)...... treat people's teeth. Barbers and blacksmiths(8)..... after people's teeth and pulled them(9)..... when they decayed. Some people thought(10)..... was punishment from the gods .

H24
9 tháng 9 2017 lúc 7:34

Section II: read the passage and write ONE suitable word for each space.

Many people nowadays have to wear false teeth when they was middle-aged. Since the beginning of this century, (1).......TOOTH. decay has greatly increased. The amount (2)...OF.. sugar in our food has also increased Doctors and dentist now know that(3)...SUGAR.. is the cause of tooth(4)..DECAY... . Eskimos' teeth, for example, started to(5).DECAY.... when they began to eat sweet(6)..FOOD... Long ago doctors did not like (7)....TO.. treat people's teeth. Barbers and blacksmiths(8)...LOOKED.. after people's teeth and pulled them(9)....OUT. when they decayed. Some people thought(10)....TOOTHACHE. was punishment from the gods .

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