学校教育包括的内容有()
A、初等教育
B、社会教育
C、中等教育
D、高等教育
参考答案:A, C, D
—All the villagers _____the fight against the big flood, _____young and old, men and women.
— It’s really very brave of them to do so.
A.joined; including
B.joined in; included
C.joined in; including
D.joined; included
单管多层分质分压注聚合物管柱技术中井下工作筒的长度()普通偏心管柱。
A、大于
B、小于
C、大于等于
D、小于等于