Past simple & past continuous

When I ............... (wake) up this morning, it was snowing.

I ..............(sleep) when you called me.

Sam .............(play) basketball when he was at university.

.........................(she/wake up) early this morning?

What ...................... (you/do) at 8 p.m. last night? I was studying.

While I was studying, I suddenly................ (feel) sleepy.

I broke my leg when I ...................... (ski)

We ..................... (watch) television when the power went off.

Which is corect?

A: When the guests arrived, Jane was cooking dinner.

B: When the guests arrived, Jane cooked dinner.

• A

• B

• Both of them

• None of them

The bomb ............... (explode) two months ago