Grammar 2. Present Perfect, Present Perfect Continuous

Hi, Maria.Sorry I’m late. I ……………… (help) Jim with his history homework all afternoon.

Don’t worry, I’ve only just arrived myself. I ……………………… (work out) in the gym. That’s why I’m so tired.

Amy:    I’m really hungry. Shall we have a pizza after the film?

Maria:  We can go back to my house. I ……………………… (just/buy) a chicken and chilli pizza and I’ve got lots of salad at home.

That would be great. Thanks. I……………………… (never/ eat) a chicken and chilli pizza before.

I’m glad that you can come. I ……………………… (make) enough salad for at least four people.

I .......... (work) in the lab all weekend.

................ (you/make) much progress?

My colleagues .......... (talk) about the latest ‘Science Today’ magazine all day.

I ............... (read) one article so far.

There is something wrong with this 3D printer. It ...................... (print) this badge for 40 minutes and it’s still not ready.