Предмет: Математика, автор: решение17

помогите пожалуйста x+2x+3x=99

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Автор ответа: Танюша9873

0

6x= 99
X= 16,5 вот так

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Упражнение 3. Соотнесите предложения с правилами использования will или be going to.

I'm going shopping now. OK, I'll come with you.

Many people think life will be easier in the future.

It's six o'clock now. It's going to be dark soon.

We're going to watch a football match tomorrow.

a) a general prediction about the future

b) an instant decision

c) a plan or intention

d) a prediction about the future based on present evidence.

Упражнение 4. Подчеркните верный вариант. Choose and underline the correct form of the verb.

1)

A: It's hot in here.

В: I'm going to / I’ll open the window.

A: Do you want tea or coffee?

В: I'm going to / I'II have coffee, please.

A: What are you going to / will you do next weekend?

В: I don't know.

2)

A: The phone's ringing. Shall I answer it?

В: It's going to / It'II be Janet for me. Don't get up.

3)

A: I'm going to / I 'II see a film at two o'clock.

В: I'm going to / I'II come with you.

4) Robots are going to / will do everything for us in the future.

5)

A: I'm hungry, Mum.

B: The oven is hot now. Dinner will be / is going to be ready in twenty minutes

Упражнение 5. Раскройте скобки, используя Future Simple или be going to. Choose between Future Simple and be going to.

Becky: What _________ (1 you do) this weekend?

Liam: I _________ (2 help) my dad on Saturday. What about you?

Becky: Well, I _________ (3 not help) my dad! My grandparents live in Wales. I _________ (4 visit) them.

Liam: That sounds great! Have you got any plans for Sunday?

Becky: I _________ (5 play) volleyball on Sunday at three o'clock. I play for a team. We've got some good players. I think we _________ (6 win). Would you like to come and watch?

Liam: OK, great idea! I _________ (7 see) you at the sports centre at three.

Helen: I _________ (8 go) to the shops this afternoon with my mum.

Mark: Oh, really? (9 you buy) _________ a birthday present for Jackie?

Helen: Yes, I am. I _________ (10 look) for a new skirt for her party too.

Mark: Mmm. I'd like to go shopping. Can I come with you?

Helen: Of course! I _________ (11 ask) my mum.

Упражнение 6. Complete the conversation. Use 'm going to, 're going to, ‘ll or won't.

A: (1) I ___________ play tennis this afternoon.

В: Great! (2) I ___________ come with you.

A: But you haven't got a tennis racket.

В: (3) I ___________ borrow my brother's racket.

A: And you don't know how to play tennis.

В: (4) I ___________ practise first.

A: But (5) I ___________ play with Phil and after the match (6) we ___________ have lunch with his parents.

В: Oh! Well, then (7) I ___________ come with you. (8) I ___________ do my homework.

Упражнение 7. Complete the conversation. Use the correct form of will or going to.

Tom: (1 you watch) ____________TV tonight?

Ann: No. I've just bought some new CDs. I _______________ (2 listen) to them. What about you?

Tom: I ___________ (3 watch) the new Brad Pitt film. It's on at 7.30.

Ann: Oh, really? I didn't know about that. I think I _____________ (4 watch) it, too. I _____________ (5 listen) to my CDs tomorrow.

Tom: Let's watch the film together. I_______________ (6 buy) some drinks and snacks.

Ann: Oh, thanks. That's a great idea.

Упражнение 8. Use the correct form of will or going to.

My friend is travelling to the airport. She 'll /'s going to catch a plane.

In the future we won't travel by plane. We're going to / 'll travel by spaceship.

It's raining outside so we 'll / 're going to get wet.

In 2050 every person in the world will/ is going to have a mobile phone.

We're going to / 'll discover life on other planets in the future.

Упражнение 9. Choose the correct form of will or going to.

My dad's got a new job in London. We'll / ‘re going to move there in July.

I’ll / I'm going to visit France next month Mum's already bought our tickets.

'It's hot in here!' ‘ I’ll / I'm going to open the window.'

They booked their summer holiday last week. They will / 're going to stay with their uncle.

'It's a secret.' 'OK. I won't / 'm not going to tell anyone.'

'Would you like cola or orange juice?' 'I 'll / 'm going to have cola, please.'

Упражнение 10. Choose the correct form of will or going to.

Pete: What (1 you do) ______________ this weekend?

Sara: I (2 go) _____________ to Paul's house on Saturday to watch a video. What about you?

Pete: Well, I (3 not go) ______________ to Paul's house because it's my mum's birthday. But I (4 play) __________ football on Sunday morning.

Sara: Oh really? I (5 come) ______________ and watch!

Pete: OK. I (6 see) ____________ you there.

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Will: I (10 see) ___________ a film with Andy and Jill. Do you want to come too?

Sue: Yes, great! I (11 meet) _____________ you outside the cinema.

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