Предмет:
Английский языкАвтор:
rustylj3c1)Who was at the party yesterday?
2)Did your friends visit you yesterday?
3)Were you buzy yesterday?
4)What date was it yesterday?
5)Were you in England last year?
6)Did you phone your friends yesterday?
7)Did you watch Tv yesterday evening?
8)Was he watching TV the whole day yesterday?
9)What were you doing during dinner yesterday?
10)What were you going to do after dinner yesterday?
Автор:
tamiai02cДобавить свой ответ
два пешехода должны выйти навстречу друг к друг из двух пунктов,расстояние между которыми 20км.Если первый выйдет на полчаса раньше второго,то он встретит второго пешехода через 2.5 часа после своего выхода.Если второй выйдет на 1 час раньше первого то он встретит первого пешехода через 2 ч40 мин после своего выхода.какова скорость каждого пешехода?
Предмет:
АлгебраАвтор:
sebastianhendrixОтветов:
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Fill in the gaps with MUST, CAN, MAY, CAN’T a) Helen’s dad is a fantastic cook! He knows so much about Chinese, Italian and French dishes. He ________ be a chef. b) Jim knows nothing about engines and cars. He ________ be a mechanic. c) Julian works for an international company. He says that no experience is necessary for his job and that he has to travel a lot around the city. He ______ be a massage boy or something like this. d) She wears awful make-up and has no taste in clothes. She ______ be a designer. e) This woman is always very neatly dressed and she knows how to get along with kids. She ______ be a teacher or a babysitter. f) Everyone in the hospital respects James. People say he is very good at cooperating on patients. He _____ must be a surgeon.
Предмет:
Английский языкАвтор:
gordonshermanОтветов:
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Напишите уравнения реакций, с помощью которых можно осуществить цепочку превращений веществ: Натрий=>Гидроксид натрия=>Сульфид натрия=>Хлорид натрия=>Сульфат натрия=>Сульфат бария