1 I just have returned from my climbing trip.

I have just returned from my climbing trip.

2 I haven't still tried skiing, but I'm sure I'll enjoy it.

I still haven't tried skiing yet, but I'm sure I'll enjoy it.

3 I haven't been yet there, but I really want to go.

I haven't been there yet, but I really want to go.

I haven't yet been there, but I really want to go.

4 She has made already a lot of friends on the adventure holiday.

She has already made a lot of friends on the adventure holiday.

5 They just have bought tickets for a guided tour of the city.

They have just bought tickets for a guided tour of the city.

6 My sister is five, so she yet hasn't been sailing.

My sister is five, so she hasn't yet been sailing.

My sister is five, so she hasn't been sailing, yet.

7 I have just received a letter from my grandfather.

8 He said he would call me, but I still haven't heard from him.​