1. An unforgettable occasion
Upper-Intermediate Lesson 25

2. Today we are going to learn:
Idiomatic language to describe an occasion
Relative clauses

3. Glossary:
1. once in a blue moon hardly ever 2. to see eye to eye to agree 3. your guess is as good as mine to have no idea 4. curiosity killed the cat excessive knowledge can be dangerous

4. Glossary:
5. at the drop of a hat at the first opportunity 6. to cost an arm and a leg to be very expensive 7. to let the cat out of the bag to reveal a secret accidentally 8. to take it with a pinch of salt not too seriously

5. Complete the sentences:
1. Now that James lives in the UK, he comes to visit us _____. 2. Don’t ask too much – _____! 3. When will we colonise Mars? _____. 4. Although Jack and Jill are twins, they never _____ on anything.

6. Complete the sentences:
5. People never make big decisions_____. 6. Girls’ best friends _____. 7. The surprise party was a total failure, because Lucy _____. 8. It’s generally a good idea to take what they say on TV _____.

7. Answers:
1. Now that James lives in the UK, he comes to visit us once in a blue moon. 2. Don’t ask too much – curiosity killed the cat! 3. When will we colonise Mars? Your guess is as good as mine. 4. Although Jack and Jill are twins, they never see eye to eye on anything.

8. Answers:
5. People never make big decisions at the drop of a hat. 6. Girls’ best friends cost an arm and a leg. 7. The surprise party was a total failure, because Lucy let the cat out of the bag. 8. It’s generally a good idea to take what they say on TV with a pinch of salt.

9. What do you do once in a blue moon
What do you do once in a blue moon? Have you ever bought something that cost you an arm and a leg? Have you ever been in a situation when someone let the cat out of the bag? Whose words do you usually take with a pinch of salt?

10. Relative clauses
defining: to give essential information to identify who or what we are talking about. NO commas!
e.g. ...my brother who works in London...
non-defining: to add extra information about who or what we are talking about.
e.g. ... the roar of the ocean, which was loud but pleasant...

11. Relative clauses
defining: who, where, when, which, whose, that or could be omitted if refers to the object
non-defining: who, where, when, which, whose

12. Complete the sentences with a relative clause:
1. The parade started at a square that The town where I usually take a flight which My friend, who This beatiful flower, which Later in the afternoon, when...

13. Today we have learned: Idiomatic language to describe an occasion
Relative clauses