Present perfect simple and continuous

To say how many times

• Present perfect simple

  Ex. I've listened to that song 5 times.

• Present perfect continuous

  I've been listening to that song 5 times.

To talk about a recent action which might not be finished

• Present perfect simple

  Ex. The kitchen is dirty because I've cooked.

• Present perfect continuous

  The kitchen is dirty because I've been cooking.

To talk about life experience

• Present perfect simple

  Ex. I have tried bungee jumping.

• Present perfect continuous

  Ex. I've been trying bungee jumping.

When the result is more important

• Present perfect simple

• Present perfect continuous

To explain the 'side effects' of an activity, e.g. why the kitchen is a mess

• Present perfect simple

  My eyes are red because I've cried.

• Present perfect continuous

  My eyes are red because I've been crying.

To focus on how long

• Present perfect simple

  I've waited three hours.

• Present perfect continuous

  I've been waiting for three hours.

To talk about a finished activity

• Present perfect simple

  I've fixed my car. We can travel in it now.

• Present perfect continuous

  I've been fixing my car.

When the focus is on the action

• Present perfect simple

  My fingers are sore because I've typed my message.

• Present perfect continuous

  My fingers are sore because I've been typing.

I _______________ (write) five emails today.

Sorry the room's a mess. Ollie _______________ (try) different clothes.