They studied for the exam for hours last night. FOR HOURS
For how long did they study for the exam last night?
We waited for the bus for 30 minutes yesterday. WAITED FOR THE BUS
What did we do for 30 minutes yesteday?
She worked in the garden all morning. ALL MORNING
For how long did she work in the garden?
They studied for the exam for hours last night. LAST NIGHT
When did they study for the exam last night?
They studied for the exam for hours last night. THEY
Who studied for the exam for hours last night?
We waited for the bus for 30 minutes yesterday. FOR 30 MINUTES
For how long did we wait for the bus yesterday?
They studied for the exam for hours last night. STUDIED FOR THE EXAM
What did they do for hours last night?
We waited for the bus for 30 minutes yesterday. WE
Who waited for the bus for 30 minutes yesterday?
She worked in the garden all morning. SHE
Who worked in the garden all morning?
She worked in the garden all morning. WORKED IN THE GARDEN
What did she do all morning?