单项选择题
One suggested method of
containing
the fires was presented by Cary Colaizzi of the engineering firm Goodson, which has developed a heat-resistant grout(a thin mortar used to fill cracks and crevices), which is designed to be pumped into the coal fire to cut off the oxygen supply.(中国社会科学院2006年试题)
A.restraining
B.comprising
C.embracing
D.releasing