The students have prepared their summaries.
Have the students prepared their summaries?
Donna has cried all day.
Has Donna cried all day?
They have encouraged each other.
Have they encouraged each other?
The teachers have spoken in the seminar.
Have the teachers spoken in the seminar?
The couch has prepared the tournament.
Has the couch prepared the tournament?
She has read the statements.
Has she read the statements?
The kids have read two books this year.
Have the kids read two books this year?
Adam has chosen this topic.
Has Adam chosen this topic?