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 dentists now know that(3)..........................is the chief 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...
Đọc tiếp
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 dentists now know that(3)..........................is the chief 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 a punishment from the gods.
tự lm ik
1. tooth
2. of
3. sugar
4. decay
5. decay
6. food
7. to
8. look
9. out
10. toothache
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