Present Perfect Flashcards

Front

We have been waiting for yesterday.

Back

We have been waiting since yesterday.

Front

What is the correct preposition to use with 'yesterday'?

Back

Since

Front

What is the explanation for using 'since' instead of 'for' with specific times?

Back

'Since' is the correct preposition for referring to specific times or events.

Front

They have known each other since a long time.

Back

They have known each other for a long time.

Front

Since" cannot be used with "a long time"

Back

Because it describes a duration, not a specific starting point. "For" is the correct preposition in this case.

Front

She has worked in this company for 2010.

Back

She has worked in this company since 2010.

Front

"For" is used for a period of time (e.g., for 10 years).

Back

But "2010" is a specific point in time, so "since" is the correct choice.

Front

I have lived here since five years.

Back

I have lived here for five years.

Front

Since" is used with a specific point in time (e.g., a date or an event: since 2018 or since I moved).

Back

But "five years" indicates a duration, so "for" should be used instead.

Front

He has studied French for his birthday.

Back

He has studied French since his birthday.