在计算机的磁盘存储器中，通常字节是磁盘地址的最小单位。 ( )
参考答案：对
某食堂六月份烧煤8吨，比五月份节约5%，五月份烧煤多少吨？
Their teachers are very ______ to them. [ ]
A. difficult
B. boring
C. friendly
