We have _________ some organizations to help the poor students in the western areas of China.

What were your parents doing when you phoned me last night?—They ________with my grandparents.

The house ________ you talked about just now is far from my school.[ ]

Hurry up! The play _______ for ten minutes.

We seldom dined out so we could save money _____ cooking our own meals. [ ]