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tburda2013
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Exercise 1. Open the brackets using correct forms of the verbs:

1. Surgeons (extract) teeth that cannot be (treat).

2. The examination of the oral cavity (perform) by the prosthodontist when people want denturues.

3. Bridges, crowns, dentures and artificial teeth (make) of different materials now.

4. Oral therapy (include) such procedures as cleansing and drilling a tooth before filling it in.

5. To have healthy teeth people must (undergo) dental examination once or twice a year.

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Kvasya07
Kvasya07
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ele-ven

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