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100

At 8 p.m. last night, she _______ (paint) a picture.

At 8 p.m. last night, she was painting a picture.  

100

What ______(be) you_____ (do) at 8 p.m last night?
-> I was studying

What were you doing at 8 p.m. last night? -> I was studying.

100

What _____ (be) John _____ (do) this time last year? 

-> He was working  

What was John doing this time last year?

-> He was working

100

At that moment, the small cat ______ (sleep) on the chair.  

At that moment, the cat was sleeping on the chair.

200

They ______(play) soccer when it _____(start) to rain.

They were playing soccer when it started to rain.

200

I _____ (do) my homework while she_____ (read) a book.

I was doing my homework while she was reading a book.

200

When the phone_____ (ring), we_____ (talk) about our plan.

When the phone rang, we were talking about our plan. 

200

She_____ (study) for the test while I_____ (cook) dinner.

She was studying for the test while I was cooking dinner.

300

             Is this right or wrong?

They were having a picnic while it started to rain.  

Wrong -> Correction: They were having a picnic when it started to rain. 

300

             Is this right or wrong?

What was the elderly doing while the nurses checked their health?

Wrong -> What were the elderly doing while the nurses were checking their health? 

300

              Is this right or wrong?

Annie and her friend was studying for the test while I did the laundry.

Wrong -> Annie and her friend were studying for the test while I was doing the laundry. 

300

             Is this right or wrong?

The wounded were waiting for help while the volunteers gave out food.

Wrong -> The wounded were waiting for help while the volunteers were giving out food.

400

          Make a correct sentence:

She/ find a toy/ when/ she /clean her room. 

She found a toy when she was cleaning her room

400

           Make a correct sentence:

Susan/ clean the kitchen/ while/ her husband/ wash the dishes.

Susan was cleaning the kitchen while her husband was washing the dishes.

400

            Make a correct sentence:

Hannah/ think about her homework/ when/ she/ hear a noise

Hannah was thinking about her homework when she heard a noise.

400

            Make a correct sentence:

Tom/ fix his bike/ while/ his sister/ water the flowers.

Tom was fixing his bike while his sister was watering the flowers.