INTERCHANGE 3 units 9-16

Front

What is the conditional form used to express a hypothetical situation in the past?

Back

The conditional form used is 'had + past participle' for the if-clause and 'would have + past participle' for the main clause.

Front

How do you form a tag question for a positive statement?

Back

You use a negative tag. For example, 'It's a nice day, isn't it?'

Front

What is the correct structure for expressing the best aspect of something?

Back

The structure is 'The best aspect of [noun] is [verb phrase].' For example, 'The best aspect of working in a nursing home is helping people feel more positive about life.'

Front

How do you form a tag question for a negative statement?

Back

You use a positive tag. For example, 'You don't like coffee, do you?'

Front

What is the purpose of using 'to' in a sentence like 'To stay in business, a restaurant needs to have regular customers'?

Back

'To' indicates purpose or intention.

Front

What is the difference between 'can' and 'can't' in tag questions?

Back

'Can' is used for positive statements, while 'can't' is used for negative statements.

Front

What is the structure of a conditional sentence that refers to an unreal past situation?

Back

The structure is 'If + past perfect, would have + past participle.' For example, 'If I had known, I would have acted differently.'

Front

How do you express agreement or confirmation in English?

Back

You can use tag questions or phrases like 'isn't it?' or 'right?'

Front

What is the correct form of the verb in the sentence: 'The best aspect of working in a nursing home ___ helping people feel more positive about life.'?

Back

The correct form is 'is'.

Front

What is the function of the word 'doesn't' in the sentence: 'Salt usually makes food taste better, doesn't it?'

Back

'Doesn't' is used to form a tag question that seeks confirmation.