— Do you have to take care of your mother at home ? — Yes , I ____ .
It was an American man called Henry Ford ___created the motor car ____ we know it today.
_____, about forty people travel in one bus, while the same number occupy thirty-three cars.
Today some people call Amsterdam the “City of Bicycles”____ the convenience for bicycles there.
Not long after his return, a local war ____ near his town.
Later, these rocks proved that ___ in the distant past the Antarctic was covered by plants.