三eSH子福全国教辅类一级报纸nany people like新课程ry quietdon't know himsense of humor.高一课标广东必修2believe第20期at first when Ihe could make总18941期he truth.He tellseveryone just2022年1月11日星期三ound him areo and listen to主管单位山西省教育厅主办单位山西教育教辅传媒集团编辑出版学英语报社社长吕夺明总编李若平编审Nancy E..Riey国内统一刊号CN14-0702()网址htp:wwbs.comREAD MORE课标主题语境:人与自然之环境保护Words:about 300Time:6 minutes难度:★★★or two?(3)have asmal小霜0u2Are there anyPre-readingotels on this1.What are the functions of dams builtis next to theon rivers?reare anySpawning fishy?(4)We're2.Do you know any kinds of fish thatswim upstream to produce eggs?two minutesilding on thePlease give an example.nal family-ble,and thereturn to river after 300 yearsk you very●吴红专n the Brandywine Creek(小溪),ssion fromfield closethe US,history is in the making.would be随着水坝的ds beyondout withto reachFor thefirst time n30 years,./拆除,鲱鱼历经几个spawning(产卵)fish are returningIe,hardlytered theto their ancestral home.Thanks to世纪后重返祖先的suitablestartedthe gradual removal of dams,the、栖息地产卵。de,andriver toriver is once again freely flowing,itss alongnative fish returning each spring in then sureThenthousands.theybeenThe Brandywine Creek starts in Pennsylvania,d thefoundflowing southeast right through Wilmington,theirDelaware,and connecting with the ChristinaRiver before meeting the Atlantic Ocean.Fishhave used this waterway to migrate(迁徙)fromthe Atlantic to spawn upstream