Прочитайте задачу: «Велосипедист собирался преодолеть расстояние от поселка до станции за 5 часов. Выехав из поселка, он увеличил свою скорость на 3 км/ч и проехал расстояние до станции за 4 часа. Чему равно расстояние от поселка до станции?» Выберите уравнение, соответствующее условию задачи, если буквой x обозначено расстояние (в км) от поселка до станции.

Решить задачу: Площадь прямоугольного треугольника равна 15 см2. Найти катеты.

Раскрыть скобки ,употребить глагол в нужном времени.

1.You (not to listen) to me.Be attentive , please.

2.We (to wait) for the boat when the police(arrive)

3.We (to know) each other since we were children.

4.If the eacth w (to get)warmer the snow (to melt)

5.Mrs.Stone(to work) as a teacher for twenty years.

6.It was nice to see Dan again, I (not to see )him for 5 years.

7.Don t come at 10 tomorrow,I (to work). Come at 12, I (to do) all work by that time.

Постройте таблицу истинности: A&(Bv неB&C)

Умняшечки=)),Помогите пожалуйста срочно нужно.Огромное спасибо тем кто мне ответы напишет....)))

1.Make the following sentences passive.

a)They didn't listen to the lecturer.

b)The boys are always laughing at John.

c)Has anybody slept in this room lately?

d)We will take care of your grandmother.

e)They build many houses every year.

2.Put in the correct preposition or partisle

a)I often suffer 1__ a bad back.

b)I'm sorry 2__ being late.

c)I've borrowed some money 3__ a bank. I'm going to pay 4__ 5__ a year.

d)The economy of Russia mostly depends 6__ oil and gas.

e)You can rely 7__ me.

f)Where can I change dollars 8__ roubles?

g)I like walking 9__ the city 10__ white nights.

3.Make the following darect sentences indirect

a)"Don't make me cry!" she begged.

b)"Where have you been?" my friend asked me.

c)"Did you sleep well?" asked the hostess.

d)"Kangaroos live in Australia" the teacher said.

e)"I will pick you up after school" her dad promised.

f)"Open the door" he asked.

g)"I'm not going to pay for it" she said.