Первое, потому что "хи" употребляется только с парнем дядей мальчиком и т.д. "ши" с женским родом, а все остальное "ит'с"
5) 1. Robert has just got up. 2. My sister has never been to Paris 3. Christina has made her bed recently 4. His mother has just had dinner 5. I have watched a video film lately 6. My friends have already played football 7. Mark has never played hopscotch 8. My brother has already gone to school 9. I have just done my homework 10. They have already written the exercise 6) 1. Bill has bought a new car this week 2. Jane has cut her hair today 3. I have drunk coffee twice this morning 4. My mother has already cooked supper 5. We have had lunch recently 6. My little sister has never played basketball 7. I haven't seen Mary today 8. James has broken his leg lately 9. I have never heard about it 10. The sun hasn't risen yet
<span>1.There
is a great deal of difference in the phagocyte activity of corpuscles
concerning such substances as carbon and quartz particles, the former
being ingested much more rapidly than the latter.
2. During the experiment the node and all efferent vessels were cleaned, care being taken to avoid trauma to the structures.
3. The heart is a double pump, the volumes expelled by the right and left ventricles being the same.
4. The experiment having been finished, we were ready to discuss it.
5. Diastole is the relaxation phase of the heartbeat, the atria and ventricles filling with blood.
</span><span>1. Существует
большая разница в фагоцитарной активности корпускул в отношении таких
веществ, как частицы углерода и кварца, причем первые попадают гораздо
быстрее, чем последние.
2. Во время
эксперимента узел и все эфферентные сосуды были очищены с осторожностью, чтобы избежать травм структур.
3. Сердце - это двойной насос, причём объемы, выбрасываемые правым и левым желудочками, одинаковы.
4. Закончив эксперимент, мы были готовы его обсудить.
5. Диастола - это фаза релаксации сердцебиения, во время которого предсердия и желудочки, наполняются кровью.</span>