The woman scientist was so busy that she could hardly_______time to her children.
What a pity it was that the film star died from an accident __________ his film unfinished.
__________ the train arrived, some people were waiting inside the station __________ others were heading for the platform.
It was __________ fan that we couldn't hear anything.
Gunpowder,__________ we all know, was invented in ancient China.
Strong typhoons hit this area very __________. Normally, they form and come here between July and August every year.