Grammar and vocabulary exercise focusing on the Present Simple and Present Continuous tenses with a description of London and a postcard scenario from Jamaica.

Problem Description:

The task involves completing sentences using the Present Simple tense in Part 1 and the Present Continuous tense in Part 2. The goal is to fill in the blanks with the correct forms of the verbs provided.

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Part 1: Grammar & Vocabulary (Present Simple)

#### Sentence:
London, the capital city of the UK, _______ a population of eight million. It is a 24-hour city. Some people say the city never _______ (sleep), so it's an exciting place to visit. There are many interesting things for tourists to do and see in London – the London Eye, for example. The London Eye _______ (be) a big wheel. It _______ (have) 32 capsules and each one _______ (hold) 25 people. The wheel _______ (not move) very fast – a ride _______ (take) 30 minutes. A ticket _______ (cost) 11.50 pounds for adults. You _______ (not pay) for children under 5 years old. It is better to book your tickets before if you _______ (not want) to wait for hours. The London Eye _______ (not work) late at night, but it is open every day, usually until 10 pm.

#### Solution:
1. London, the capital city of the UK, has a population of eight million.
- "Has" is the Present Simple form of "have."

2. Some people say the city never sleeps, so it's an exciting place to visit.
- "Sleeps" is the Present Simple form of "sleep."

3. The London Eye is a big wheel.
- "Is" is the Present Simple form of "be."

4. It has 32 capsules and each one holds 25 people.
- "Has" is the Present Simple form of "have."
- "Holds" is the Present Simple form of "hold."

5. The wheel does not move very fast – a ride takes 30 minutes.
- "Does not move" is the Present Simple negative form of "move."
- "Takes" is the Present Simple form of "take."

6. A ticket costs 11.50 pounds for adults.
- "Costs" is the Present Simple form of "cost."

7. You do not pay for children under 5 years old.
- "Do not pay" is the Present Simple negative form of "pay."

8. It is better to book your tickets before if you do not want to wait for hours.
- "Do not want" is the Present Simple negative form of "want."

9. The London Eye does not work late at night, but it is open every day, usually until 10 pm.
- "Does not work" is the Present Simple negative form of "work."

#### Final Answer for Part 1:
- London, the capital city of the UK, has a population of eight million. It is a 24-hour city. Some people say the city never sleeps, so it's an exciting place to visit. There are many interesting things for tourists to do and see in London – the London Eye, for example. The London Eye is a big wheel. It has 32 capsules and each one holds 25 people. The wheel does not move very fast – a ride takes 30 minutes. A ticket costs 11.50 pounds for adults. You do not pay for children under 5 years old. It is better to book your tickets before if you do not want to wait for hours. The London Eye does not work late at night, but it is open every day, usually until 10 pm.

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Part 2: Postcard (Present Continuous)

#### Sentence:
Well, here we are in Jamaica, and the sun _______ (shine). I _______ (lie) on the beach and _______ (watch) people in the sea. Most of them _______ (swim), but two of them _______ (not swim) – they _______ (stand) in the water and _______ (watch) the little fish around their feet. A group of people _______ (play) volleyball on the beach. The sun is very hot, so Julia _______ (go) for a swim.

#### Solution:
1. Well, here we are in Jamaica, and the sun is shining.
- "Is shining" is the Present Continuous form of "shine."

2. I am lying on the beach and watching people in the sea.
- "Am lying" is the Present Continuous form of "lie."
- "Watching" is the Present Continuous form of "watch."

3. Most of them are swimming, but two of them are not swimming – they are standing in the water and watching the little fish around their feet.
- "Are swimming" is the Present Continuous form of "swim."
- "Are not swimming" is the Present Continuous negative form of "swim."
- "Are standing" is the Present Continuous form of "stand."
- "Watching" is the Present Continuous form of "watch."

4. A group of people are playing volleyball on the beach.
- "Are playing" is the Present Continuous form of "play."

5. The sun is very hot, so Julia is going for a swim.
- "Is going" is the Present Continuous form of "go."

#### Final Answer for Part 2:
- Well, here we are in Jamaica, and the sun is shining. I am lying on the beach and watching people in the sea. Most of them are swimming, but two of them are not swimming – they are standing in the water and watching the little fish around their feet. A group of people are playing volleyball on the beach. The sun is very hot, so Julia is going for a swim.

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Final Answers:

1. Part 1:
- London, the capital city of the UK, has a population of eight million. It is a 24-hour city. Some people say the city never sleeps, so it's an exciting place to visit. There are many interesting things for tourists to do and see in London – the London Eye, for example. The London Eye is a big wheel. It has 32 capsules and each one holds 25 people. The wheel does not move very fast – a ride takes 30 minutes. A ticket costs 11.50 pounds for adults. You do not pay for children under 5 years old. It is better to book your tickets before if you do not want to wait for hours. The London Eye does not work late at night, but it is open every day, usually until 10 pm.

2. Part 2:
- Well, here we are in Jamaica, and the sun is shining. I am lying on the beach and watching people in the sea. Most of them are swimming, but two of them are not swimming – they are standing in the water and watching the little fish around their feet. A group of people are playing volleyball on the beach. The sun is very hot, so Julia is going for a swim.

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Boxed Final Answer:
```boxed{
1. has, sleeps, is, has, holds, does not move, takes, costs, do not pay, do not want, does not work
2. is shining, am lying, watching, are swimming, are not swimming, are standing, watching, are playing, is going
}
```