【简答题】是明清时期流行于我国北方的说唱形式,其前身是宋、元鼓子词、词话。
【单选题】What is the writer's attitude to the climate in the future?
【简答题】“别有幽愁暗恨生”一句出自哪部长篇叙事诗?
【判断题】硅、锰在碳素钢中都是有益元素,适当增加其含量,均能提高钢的强度。
【单选题】Meteorologists routinely tell us what next week's weather is likely to be, and climate scientists discuss what might happen in 100 years. Christoph Schar, though, ventures dangerously close to that mi...
A.
climate scientists are contemptuous of weather forecast.
B.
it is a venture to forecast what weather is like tomorrow.
C.
Schar has the audacity to do what others seldom did.
D.
Schar has made gloomy predictions on future weather.
【多选题】据报道:河北农大数十名教师奔赴太行山区,把十几项配套技术送下乡,并培养出20多万农民技术人才,促进了山区经济起飞。与此同时,教师在开发山区的实践中,也取得了26项科研成果,丰富了原来的教材,推动了全校的教学改革。大家说:“农民需要科学,科学也需要农民。”这个事例说明( )。
【单选题】实施经腹输卵管结扎术.下述最不适宜的时期是( )