A: Was the Spanish representative at the summit when you arrived?
B: I'm afraid not. He ...... (already / leave).

I was late the other day because my old BMW ...... (break) down on the motorway.

My old motorbike ...... (break) down quite frequently for over six months before I gave it to my brother.

Little Jessica was a bit nervous when the plane was taking off. She ...... (never / fly) before.

When Dr Davies finished his program analysis, his colleagues ...... (already / have) lunch at the cafeteria for almost ten minutes.

Lucy seemed a little out of breath yesterday. She ...... (jog) then.

My eyes hurt a lot when I switched off my computer last night. I ...... (sit) at the laptop for over seven hours straight.

The mine workers were covered with dust when they left the mine. They ...... (work) in a dusty shaft all day long.

A: Gregory looked a little pale when I saw him on Monday.
B: He looked strange all right. He ...... (take) some really strong drugs against his migraine for over six months. That's the reason why he was looked and acting really weird.

In the end, Sally didn't go skiing with us last winter. She ...... (change) her mind before we set off.

The mechanic was covered with oil when I saw him this morning. He ...... (repair) an old station wagon the whole night and had a little accident.

Kate ...... (suffer) from insomnia before she started taking these drugs. Now, she's just fine.