减量化废物处理是将固体废物压缩或液体废物浓缩,或将废物无害焚化处理,烧成灰烬,使其体积缩小至( )以下,以便运输堆填。
A.1/4
B.1/6
C.1/8
D.1/10
参考答案:D
钻石磨楞机
My parents ____in 1956, they _____for 20 years.
A.married, married
B.married, have got married.
C.got married, have been married
D.married, got married