<span>1. The emergence of new technologies, including that using radioisotopes,
has made it possible to investigate transport of various minerals in the body.
2. People don’t typically consume adequate amounts of milk, especially those over middle age and older ones.
3. Calcium content in older people’s bones is typically lower than that found in bones of younger ones.
4. Percentage of potassium, chloride, and magnesium in milk is much lower than percentage of calcium and phosphorus.
5. Such minerals as calcium and phosphorus are known to be the most important ones for skeleton growth.
6. Milk is food both for the old people and the young ones.
7. Man puts in a lot of effort in manufacture of food both tasty and good for health. Such one as milk, however, is provided by nature itself.</span>
<span>1. i doesn’t play the piano very well
2. </span>She doesn’t love him<span>
3. You don’t know the answer
4. jack </span>They don’t speak English
5. i doesn’t <span>drink coffee every day.
</span>6. <span>We don't know a lot of people in this town.</span><span>
7. ann </span>doesn’t <span>watches TV very often.
8. -
9. </span> My father doesn’t speaks Spanish very well.
10. <span>-
11. </span><span>Jack doesn't exercises every morning.
12.-
13. </span><span>I and my family doesn't go to the cinema once a month.
</span>14. <span>Her doesn't mother plays a musical instrument.</span>
I have got a big collection of stamps. My collection has got eighty-eight stamps in it. My stamps are from Canada, Australia, China and Ireland. I like stamps because they have got nice pictures. I am proud of my collection. Stamp collection is easy and fun. It makes me happy:)
The policeman asked me to tell the facts.
Grandma said that Anna should send the letter at once.
The doctor asked me if it hurt.
Walter asked me if I had been abroad.
The doctor asked mrs. Pit not to worry.
2. computer game
3. mirror
4.armchair
5.computer
6.football team
7.clock
8. bed