Почему самый важный труд ребёнка-это учёба
1)
(600-400): 10=20км / скорость катера
400: 20= за20 можно пересечь водохранилище по его ширине
600: 20= за30 можно пересечь водохранилище по его длине.
2)
30-20= во времени.
200: 10=20км/ катера.
30*20= водохранилища.
20*20= водохранилища.
3)
15 га 46 а=1546 а
1546-10=1536 площади разбито на участки по 12 га
1536: 12=128участков .
1. my colleagues said: "we are having lunch at the nearest café"
2. he asked me: " don't buy a ticket to london on your way home".
3. she said: "i will head a purchasing department with great pleasure".
4. michael told me: "i hasn’t been able to ring you up in time".
5. the manager asked me: "do you know the telephone number of our new employee".
6. at the personnel department they asked me: " where do you live? "
7. she asked me: "hurry up as there is little time left before the beginning of the meeting".
8. the chief executive asked us: "what have you seen at the exhibition? "