1. <span>The heart is simply a pump, which circulates blood throughout the body.
2. </span><span>Tubes called blood vessels carry it from the heart to all parts of the body and back again.
3. </span><span>The heartbeats can be felt as the pulse where certain arteries lie just beneath the skin, and the most well – known place where this occurs is at the wrist.
4. The heart </span><span>consists of two chambers, left and right, separated from each other by a wall.
5. </span><span> Each chamber is further divided into upper and lower compartments, which communicate with each by valves.
6. </span><span>Each upper compartment is called an atrium.
7. </span><span>Heart failure, or cardiac arrest, means that the heart has stopped beating.
8. The heart </span><span>can be made to beat artificially by rhythmically applying pressure to the chest.
9. </span><span>When pressure on the chest has been relaxed, blood returns to the heart again.</span>
<span>1)The Bolshoi Theatre .is.. in Moscow.</span>2)The capital of Russia .isn't.. St Petersburg.3)The Kremlin .isn't.. in Red Square.4)Pushkin and Pasternak .are.. Russian writers.5)The Neva and the Lena ..aren't. museums.6)The Tretyakov Gallery and the Russian Museum .aren't.. theaters.
The duck has six eggs
The ducklings swim & play in water
The big ducks dont like the Ugly Duckling
The Ugly Duckling is in house
The rabbits & dogs
<span>The Ugly Duckling is cold
</span>T<span>he Ugly Duckling is a beautiful swan</span>
Правильные:dance,<span>stay,visit,walk,wear,work,live,start,travel,play,watch,enjoy,help.
</span>неправильные:go,see,be,do,take,have,spend,swim,write,buy,say,ride.