Playing on a frozen sports field sounds like a lot of fun. Isn’t it risky, ______?
Under no circumstances and at no time __________be the first______ nuclear weapons.
He hurried home, only to find his house __________.
The government have realized the use the returnees make ______ the experience and skills ________while living abroad.
Food aid______ is not enough to ______ the problem _______ now.
People ran out __________ as fire tore through the building.