Unit 3 Back to the past　Grammar and usage课件(共74张PPT+ 学案+ 练习）高中英语译林版（2019）选择性必修 第三册

Section Ⅱ　Grammar and usage 维度一：基础题型练 用适当的连接词填空。 1.It doesn’t look 　　　　　　it’s going to rain tomorrow. 2.Chongqing is 　　　　　　my grandpa and grandma were born and brought up. 3.The question is 　　　　　　the food and clothes can be delivered to them in time or not. 4.Obeying the traffic rules is 　　　　　　all of us should pay attention to particularly. 5.The most exciting moment was 　　　　　　I was given the first prize. 维度二：语法与写作 用表语从句完成下列句子。 1.The reality is 　　　　　　　　　　　　　　　because of the storm. 现实情况是，由于暴风雨，聚会必须取消。 2.I have a good command of spoken English and that’s 　　　　　　　　　　　　　　　　　　　　　. 我精通英语口语，那就是我能够与游客流畅交流的原因。 3.This is 　　　　　　　　　　　　. 这是我曾经住过的地方。 4.What I want to know is 　　　　　　　. 我想知道的是我们应走哪条路。 维度三：语法与语篇 阅读下面对话，用适当的连接词填空。 —Tom， why do you look so upset？ —It is 1.　　　　　　 I can’t watch the football match tomorrow. The match is 2.　　　　　　 I have been looking forward to for a long time. —Is there anything wrong？ —Yes. The problem is 3.　　　　　　 my parents want me to have my piano class tomorrow. —It sounds as 4.　　　　　　 you don’t like it. —No， I don’t like it at all. That is 5.　　　　　　 I don’t want to go there tomorrow. Ⅰ.阅读理解 A 　　Fossilized （化石的） footprints found on a beach in southern Spain reveal what may have been a nursery for an extinct species of elephant. 　　The track-rich coastal site is typically covered by sand.Storm surges （风暴潮） in the spring of 2020 washed away much of that sand and exposed the preserved footprints of ancient elephants， cattle， deer， pigs， and so on.The sandy-clay sediments （沉积物） hosting this treasure of tracks were probably laid down about 106，000 years ago， previous studies suggest. 　　Among the newly uncovered tracks are the first-of-their-kind footprints of newborn straight-tusked elephants， an extinct species that probably died out during the last ice age.The teeny tracks — which measure 9.6 centimetres across， about the size of a drink coaster — suggest that the petite， possibly 2-month-old elephants stood about 66 centimetres tall at their shoulders and weighed around 70 kilogrammes， slightly heavier than a Newfoundland dog.Based on previous finds elsewhere of actual bones， adult straight-tusked elephants may have weighed 5.5 metric tons for females and 13 tons for males. 　�———�The mix of elephant tracks at the site suggests that family groups including newborns， youngsters and adult females frequented the area and possibly used it as a nursery，” the researchers say.Other fossils found at the site， including those preserving traces of ancient roots， indicate that the area was rich in vegetation and lakes and ponds. 　�———�The team’s findings are a thrilling study，” says Anthony Martin， a trace fossil expert at Emory Univer ... ...