His efforts to raise money for his program were ______ because, no one showed any intention to take a cent out of their pockets.
We have strong __________ for believing that the mine accident in Heilongjiang was due to the poor management.
Many teens don’t have enough sleep because they have too much homework, which ______ them up at night.
Food safety is ______ important, so the government spares no efforts to prevent food pollution.
—May I try the jacket on? —______,but I think it will be too small for you.
She thinks she can get there on time, _______she?