complete the sentences using Present Perfect and Past Simple we (buy) a new dishwasher the often day. 2.They ( come ) back just now 3.Our teacher (be) to Britain several times.4.Alex , what present you ( choose) for daddy. Очень

Серьезно?   : d андрей сахаров вос бон ин твенти уан оф мэй найнтин твенти уан ин москоу афтер грэдьйуэтинг фром москоу стэйт юниверсити ин найннтин фотиту хи статд хис ворк ин . бай зе эйдж оф серти ту хи вос уан оф зе ворлдс мост фэймос сайнтистс ху ливд ин раша ин найнти фифти сри сахаров бикейм зе янгест академикан ин раша. анлйк мэни сайентистс сахаров риалайзд эдвэнтэчис энд дисэдвэнтэджис оф техникал прогресс ин модерн ворлд. энд эт зе энд оф зе фифтисс хи десайдед ту девоут химселф ту файтинг эгейнт фьюче атомик ворс . хи вос олсо уан оф зоус ху фаундед зе москоу комметите он хьюман райтс хи вон зе нобел пис прайз ин найнтин севентифайв  ин десембер найнитн эйтинсевенс сахаров из зе асор оф северал букс он прогресс энд фридом олл овер зе ворлд хи дайд он зе фортин оф дисембер найнтин ейтинайн нау мэни йеарс афтер сахаров   дез пипл стил ремембер хим энд шээ хис айдиас

It is believed that the habit - is a form of human behavior. There are both positive habits and bad habits lead to useful personal development, and harmful, contrary to its destruction. It is important to know that the habit is a thing stiyka.Studentam particular care must be taken to ensure that there were close only positive habits. Useful habits can be hard, strive to learn new things and learn as much as possible, striving to exercise, the desire for cultural leisure, such as visiting the theater, reading knyh.Vsi these classes gradually enriching human knowledge, he becomes curious and starts to cultivate. But despite all this purity of the students there and bad habits. It whipped diet, irregular sleep and omissions in the classroom or homework. The most harmful habit is, of course, smoking and drinking alcoholic beverages. Habits can easily turn into a vice and ruin future life lyudyni.Likari reminded that the risk of cardiovascular diseases there is smoking. A harmful effect of cigarette provides nicotine. If suppose a young student smokes a cigarette its vessels dilate and thus he can feel that it improves performance, but not at dovho.Ale after which, the period of reduced mental capacity again and there again the need for a cigarette. Also for men Smoking is not very positive, because if you smoke for a long time, this leads to poor performance secretion. Increasingly, adrenaline is released into the blood, increases blood pressure, which leads to disruption of the heartbeat.