1)the pupils go/went/will go/ to school every day.2)jim gets up/got up/will get up/ at 6 am yesterday.3)my brother is/was/will be/ at home yesterday.4)she cleans/cleaned/will clean/ the room tomorrow.5)jill makes/,ade/will make/ her bed every morning.
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Ответы на вопрос:
1) the pupils go to school every day. 2) jim got up at 6 am yesterday. 3) my brother was at home yesterday. 4) she will clean the room tomorrow. 5) jill makes her bed every morning.
Смотришь в книгу по , или на крайний случай в таблицу брадиса. там находишь tg 150. это -1/√3. потом делишь на 2 и получаешь-1\2√3
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