Past simple and continuous (Prepare 8 Unit 5)

I was reading a newspaper when a woman screamed.

I were read a newspaper when a woman screamed.

I had read a newspaper when a woman screamed.

He was quite tall and wear a tracksuit.

He was quite tall and wore a tracksuit.

He was quite tall and weared a tracksuit.

When I were walking near the river, I saw a dog in it.

When I walk near the river, I saw a dog in it.

When I was walking near the river, I saw a dog in it.

started, rised

was starting, was rising

started, was rising

were diving/saw

dived/was seeing

was diving/saw

watched/read

was watching/was reading

was watching/read

come

came

is coming

was coming

playing

was playing

were playing

played

It rain to started while we were having a picnic.

It started to rain while we were having a picnic.

It started while to rain we were having a picnic.

past continuous

past simple

present simple

past simple

present simple

past continuous

cleaned, worked

was cleaning, was working

was cleaning, worked

were cleaning, was working