V. Read the following passage and choose the best option for each blank.. (1 pt)
It s very important for US to have healthy teeth. Good teeth help to (1)________our food. They also
help us to look beautiful How can we keep our teeth healthy? First we should visit our dentist twice a year. can fill cavities in our teeth before they destroy the teeth. He can examine our teeth to check that they are growing the right way. Unfortunately, many people wait (2)________they have toothache before they go to the dentist. Second, we should brush our teeth with a toothbrush and flouride toothpaste (3)_______least twice a day - once after breakfast and once before we go to bed. We can also use wooden (4)_________to clean between our teeth after a meal. Finally, we should eat food that is good for our teeth and our body: milk, cheese, fish, brown bread, potatoes, red rice, raw vegetables and fresh fruit. Chocloate, sweets, biscuits and cakes are bad, especially when we eat them between meals. They are haemful because they stick ourteeth and cause decay.
1. A. chew | B. swallow | B. hold | D. keep |
2. A. before | B. when | C. until | D. after |
3. A. on | B. for | C. of | D. at |
4. A. sticks | B. toothpicks | C. chopsticks | D. toothpastes |