Question

Teeth

Baby teeth, also known as 'milk' teeth, start to grow before we are born and will usually (21).......... when we're about 6 to 12 months old. Most of us will have around 20 milk teeth, which will start to (22) .............out when we're 5 or 6 years old. In the UK, that's when the tooth fairy will come to collect them, in Spain and Latin America it's Perez the Mouse!

The outside of our new, adult teeth is (23) .............. enamel' and is the

hardest part of our body. However, (24) ............ to our bones, which can repair themselves over time, damage to enamel is (25) ............. and is usually the reason for yellow-coloured teeth or a visit to the dentist. 0, [26] ............ care of our 32 adult teeth is a serious business. Don't forget that one-third of each tooth is hidden inside the gum, and gums need care and attention too.

Answer 1

21. B (appear)
22. D (fall)
23. A (called)
24. B (compared)
25. C (permanent)
26. D (taking)