UNIT 4 Section Ⅰ Reading and Thinking—Comprehending（Word教参）-【优化指导】2021-2022学年新教材高中英语选择性必修第四册(人教版2019)

Section Ⅰ　Reading and Thinking—Comprehending 难词注解 ①be dying to do sth.渴望干某事 ②a chorus of 齐声，异口同声 ③up to... 达到…… ④not to mention 更不用说 ⑤the other day 前两天 ⑥make difference to... 对……有影响 ⑦be related to 与……有关 ⑧ stick out 伸出；探出 ⑨dry out(使)变干；(使)干透 教材原文 VOLUNTEERING IN THE BUSH I just got a parcel from home! It took about two weeks to arrive, and it was a bit damaged, but it was so nice to get some sweets and jam from home; I've been dying to① have some of my favourite sweets, and it's always nice to get mail! So I've been here in the jungle for about a month now. My secondary school is a bush school. The classrooms are made of bamboo, with clay and roofs of grass. It takes me only a few minutes to walk to school down a dusty track covered in weeds. When I reach the school grounds, I'm greeted by a chorus of②“good morning” from the boys. Unlike students in our country, these boys do not wear cotton uniforms, and many of them also have to walk a long way, sometimes for up to③two hours, just to get to school. 是简单句，it是形式主语，to walk to school down a dusty track covered in weeds是真正的主语，covered in weeds是过去分词短语作后置定语。 There's no electricity or running water and not even textbooks, not to mention④ laptops, tablets, or other modern devices. All the students have are pencils, rubbers, and paper. I'm still trying to adapt to these conditions. I've had to become much more imaginative in my teaching. Science is my most challenging subject as my students have no concept of doing experiments. There is no equipment，and since there isn't even a washroom, if I need water I have to carry it from my house in a basin! It's important not to be too rigid about rules here, too. The other day⑤I was showing the boys a chemistry experiment when, before I knew it，the mixture was bubbling out of the test tube spilling everywhere! The class became a circus as the boys, who had never come across anything like this before, started jumping out of the windows. Sometimes I wonder how relevant chemistry is to