Present Perfect with For and Since

How much do you remember about this subject?

For and since are commonly used with the present perfect tense.

For

We use for to talk about a period of time.

E.g. "I haven't smoked for weeks."

Since

We use since to talk about a specific point in time, or a time when the action started.

E.g. "I haven't smoked since 2010."

It can be quite tricky to know which one to use and just like everything else, you need to practise!

In the following sentences, should you use 'for' or 'since'.

• 1. I have lived in London ___ six months.
  
  for
  since
  
  
• 2. I have danced ___ I was small.
  
  for
  since
  
  
• 3. She hasn't had a day off ___ three months.
  
  since
  for
  
  
• 4. I've lost so much flexibility ___ I injured my leg.
  
  since
  for
  
  
• 5. They have all improved in attitude ___ the headmaster talked to them.
  
  since
  for
  
  
• 6. Wars have been happening ___ centuries, it won’t ever change.
  
  since
  for
  
  
• 7. I haven't been on holiday ___ ages.
  
  since
  for
  
  
• 8. I haven't eaten that much ___ Christmas.
  
  for
  since
  
  
• 9. I haven't been on holiday ___ last year.
  
  since
  for
  
  
• 10. She hasn't seen her jacket ___ yesterday, I think she lost it.
  
  for
  since