Use the words in the diagram to complete the gaps (1-8 . Listen and check.
A tooth has two main parts. The 1 .....is the part you can see 1
and the 2 .... is the unseen part that is below the
3 .......and fastens the tooth in the 4 ....The outer _
part of the tooth and the hardest substance in the body is
5 ......Underneath this is a layer of 6 ......which is
softer than enamel but similar to bone. In the middle of the tooth
9 is the 7 .....This contains cells, blood vessels
and the nerve of the tooth. The pulp is protected by a layer called 8 ......which covers the root u and keeps the tooth securely attached in the gum.
A tooth has two main parts. The 1 .....is the part you can see 1
and the 2 .... is the unseen part that is below the
3 .......and fastens the tooth in the 4 ....The outer _
part of the tooth and the hardest substance in the body is
5 ......Underneath this is a layer of 6 ......which is
softer than enamel but similar to bone. In the middle of the tooth
9 is the 7 .....This contains cells, blood vessels
and the nerve of the tooth. The pulp is protected by a layer called 8 ......which covers the root u and keeps the tooth securely attached in the gum.
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Ответ или решение 1
Атурина
1. crown (коронка)
2. root (корень)
3. gum (десна)
4. jaw bone (челюстная кость)
5. enamel (эмаль)
6. dentin (дентин)
7. pulp (пульпа)
8. cementum (цементное вещество)
2. root (корень)
3. gum (десна)
4. jaw bone (челюстная кость)
5. enamel (эмаль)
6. dentin (дентин)
7. pulp (пульпа)
8. cementum (цементное вещество)
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