speaking :spend some time +doing sth / 讲英语：speak English
finish painting / drawing :完成做某事finish +doing sth
根据中文和句意填空
We spend half an hour ____ （讲）English every day.
You must ____ （完成）____ （画）this picture this afternoon.
speaking :spend some time +doing sth / 讲英语：speak English
finish painting / drawing :完成做某事finish +doing sth