Due to the ______ of this medical technology, some diseases can be treated at an early stage.
He makes people pleased with _______ by making them first pleased with _______.
He is always helping people without expecting anything _______.
--How about _______ Christmas evening party? --I should say it was _______ success.
-- Would you please take this along to the office for me? -- _______.
Most people interviewed said: “We have been warned all about the effects of sunbathing, yet we keep putting ourselves ___ .”