Daisy ______ all the housework, she dropped herself into the sofa, sighing with relief.

Every afternoon a group of old women pass down the road outside my house._______ a load of firewood.

The meeting ________ in the hall tomorrow is about environment protection.

Local villagers ______the doctors with the people ______ in the bus crash.

It was a pity that the great scientist died      his research unfinished.