Contrast: past simpl and past continuous

My mum looked at the weather outside: it was grey, but it _______.

My dad__________ (see) the helicopter as he ____ (swim) back to the shore.

While I _____________ (walk) along the beach, I ___________(find) some money.

They _______________ (talk) to the doctor when they ___________(hear) gunshots.

You didn't answer when I phoned you this morning. What _____________?

Max switched off his computer,________ his coat and ______ the office.

While Alex ______________(search) for my keys, he _______________(find) the note. 

 Helen and Rob _______________________ (watch) TV when they _______________________ (hear) a loud scream.

Nika_______________________ (ask) the teacher for help while she _______________________ (do) the maths exercises.

As Igor_______________________ (get dressed), he _______________________ (remember) something important.

 As the police _______________________ (help) the man, they _______________________ (see) blood on the floor.