（）是Google为Bigtable设计的内部数据存储格式.
A.行
B.SSTable
C.列族
D.子表
参考答案：B
A healthy life is frequently thought to be______with the open countryside and home-grown food.
A．tied
B．related
C．involved
D．associated
硫容与温度有关，提高温度（ ）提高硫容。
