「2023衡中同卷化学专题卷 答案」衡中同卷化学电子版

「2023衡中同卷化学专题卷 答案」衡中同卷化学电子版，目前我们已经整理了「2023衡中同卷化学专题卷 答案」衡中同卷化学电子版的各科答案和试卷，更多衡中同卷请关注本网站。

短文改错My parents had taught me some basic letter and a few poems before I started my school life.But I was stilllettersscared about a first day.My father took me to the teachers'office what my class teacher was waiting A herthewherefornew students.She let me to sit down and started to ask me a couple of questions.I felt uncomfortably but Iuncomfortablegave all the answers properly.From her smile,I know she was satisfied with me.Then he took me to theknewsheclassroom.Stand at the door of the classroom,I found that lots of kids of my age were sitting there.Then IStandingsat besides one and started my first school class.beside

3.河床去硬质化，恢复河流的自然状态，延长河流长度(弯曲)，降低水流流速和洪水峰值，自然河道恢复浅滩湿地，为水生生物提供了生存空间：缓坡能防止河床被深度侵蚀，使鱼类洄游成为可能；小型洼地可成为许多鱼类的栖息地，大型石块和朽木可在小范围内使水流转向，从而形成小岛和浅水区等。（每点2分，任答五点得10分)6.