I first (met) Lan while we (work) as volunteers.
met; were working
We (decide) to involve more volunteers in our club while we (talk) about our plan for new activities.
decided; were talking
We (decide) to form a volunteer club while we (prepare) for our group presentation about people in need.
decided; were preparing
When An's father (come) to pick her up after school, I (help) An with her homework.
came; was helping
He (get) a phone call from a club member while he (write) the club's program for the next month
got; was writing
While we (present) our volunteer project, the audience (raise) a lot of questions.
were presenting; raised
While I (have) a chat with Amy, her mum (ring) to say she would come home late.
was having; rang
While we (walk) home, we (see) a girl cycling near a bus stop.
were walking; saw
When we (arrive) at the gate of the primary school at 5:30 p.m., lots of children (play) in the playground.
arrived; were playing
When I (arrive) at the community center, a guest speaker (give) a speech.
arrived; was giving
While we (have) a discussion about how to help the children, we (agree) to organise some after-school activities for them.
were having; agreed
I (decide) to talk with some of the children while we (wait) for other group members.
decided; were waiting
Kim (notice) the poverty of the area while she (deliver) free meals to old people.
noticed; was delivering