Unit 2: Keeping Fit

Summary: Eat Well, Live Well

Key points

  • A healthy meal has vegetables, fruit, bread or rice, fish or eggs, and milk or water.
  • Sugar is bad for our teeth; milk and cheese are good for our teeth.
  • We tell others what to do with must and what not to do with mustn’t.
  • should = good advice; must = a strong rule.
  • th has two sounds: /θ/ in three and teeth, /ð/ in this and mother.

Rules to remember

Strong rules
must + verb: You must brush your teeth twice a day.
Don’t do it!
mustn’t (= must not) + verb: You mustn’t eat sweets in bed.
Good for / bad for
Milk is good for your bones. Sugar is bad for your teeth.
Irregular plural
one tooth ➡️ two teeth.

How to do it

  1. Is it very important? ➡️ must.
  2. Is it not allowed or dangerous? ➡️ mustn’t.
  3. Add the base verb, with no to and no -s.

Example

You must eat breakfast. You mustn’t drink lots of fizzy drinks.

Common mistakes

  • *You must to eat vegetables.* ➡️ You must eat vegetables.
  • *She musts drink water.* ➡️ She must drink water.
  • *two tooths* ➡️ two teeth

Key words

Summary written by سكولار for quick revision: it does not replace the lesson and its exercises.