按充气和搅拌方式不同,浮选机一般分为()、()、()和气体析出式等四大类。
A、机械搅拌式
B、充气搅拌式
C、充气式
D、排气式
参考答案:A, B, C
— What was the weather like yesterday?
— It was terrible. It rained so ___ that the people ___ went out. [ ]
A. hardly, hard
B. hardly, hardly
C. hard, hardly
D. hard, hard
()一般的行政复议案件是按照行政机关的隶属关系所确定的管辖。