Ответ учителя по предмету Математика
Дано:
скорость пассаж.поезда — 80 км/ч
все расстояние — 650 км
время в пути — 3ч.
расстояние сократилось за 3ч. на — 230 км
скорость тов.поезда — ? км/ч.
Решение:
1) 650-230=420 (км) осталось после 3ч. в пути
2) 80*3= 240 (км) проехал пасс.поезд за 3ч.
3) 420-240= 180 (км) проехал тов.поезд за 3ч.
4) 180_3= 60 (км/ч) скорость тов.поезда
Ответ: скорость товарного поезда составляет 60 км/ч.
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READING
Прочитай рассказ и выбери правильный ответ.
My family
There are four of us in my family: a mother, a father, a younger brother and me. My father’s name is Vladimir, he is a driver. My mother’s name is Natalya, she is a kindergarten teacher. My name is Alexander, I am in the fifth grade and I go to music school. My younger brother’s name is Andrey, he is in the first grade. I always help him to do homework and I look after him while my mother and father are at work. We like to play ball and watch animated cartoons. We go fishing together with father. After that, our mother cooks delicious fish soup. If we have time to spare, we always spend it together. We like going to the cinema and walking in the park. In summer we go to the river for swimming or go to the forest to gather berries and mushrooms. In winter we go skiing and skating. My brother and I always help our parents. We wash up dishes and sweep the floor. Moreover, we tidy our rooms ourselves. My parents are the best! Our family is very united and happy.
How many people are in Alexander’s family?
A — There are five.
B — There are six.
C — There are four.
2) What is his father’s name?
A – His father’s name is Alexander.
B – His father’s name is Vladimir.
C – His father’s name is Andrey.
3) Is Andrey a younger brother?
A – Yes, he is.
B – No, he isn’t.
C – I don’t know.
4) What does mother cook?
A – Mother cooks delicious fish cake.
B – Mother cooks delicious onion soup.
C — Mother cooks delicious fish soup.
5) What do they do in summer?
A – They go skiing and skating.
B – They go to the river for swimming or go to the forest to gather berries and mushrooms.
C – They wash up dishes and sweep the floor.
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WRITING
Напиши письмо британскому другу, помни о правилах написания письма, ответь на вопросы, задай сам 3 вопроса о летних каникулах.
Dear friend,
We are at the lake! It is a big lake in Scotland. Look at the picture! I am swimming in the lake with my brother. My father is fishing. I have ridden a bike today. We have a fun every day!
How are you? Where have you been this summer? What have you done there?
I am waiting for your letter.
Best wishes,
Tom.
Оценивание работы: общее количество баллов -50
«5» — 25-23 балла (100-90%)
«4» — 19-22 балла (70 – 89%)
«3» — 13 -18 баллов (50-69%)