Ex 4 : Read the passage and decide whether the sentencesv are true ( T ) or false ( F )
How can we keep our teeth healthy ? First , we ought to visit our dentist twice a new year . He can fill the small holes in our teeth before they destroy the teeth , Secondly , we should brush our teeth at lease twice a day - once after breakfars and once before we go to bed . We can also use wooden toothicks to clean between our teeth after meals , Thirdly , we should eat food that good for our teeth and our body : milk , fish , potatoes , raw vegetables and fresh fruit , Chocolate , sweets , biscuits are bad especially when we eat them between meals . They are harmful because they stick to our teeth and cause decay
1. We ought to visit our dentist twice a year ..........
2. We should brush our teeth once a day ..........
3. We should brush our teeth before going to bed ............
4. Milk , fish , potatoes , raw vegetables and fresh milk are good for our teeth ............
5. Chocolate is not good for our teeth and cause decay ...............