Unit 1 Period Ⅱ Welcome to the unit & Reading—Language points（课时作业）-【优化探究】2021-2022学年新教材高中英语选择性必修第二册同步导学案（牛津译林版）

Ⅰ.单句语法填空 1．He wants to know how a cafeteria differs from a restaurant. 2．There's plenty of rain in the southeast while there's little in the northeast. 3．I needed to satisfy my curiosity (curious) about what it was like to make records. 4．How can we deal with the waste gas released (release) by the factory? 5．The police got the necessary information from what the villagers told them. 6．The smell of the fruit is thought to_influence(influence) our sleep at night. 7．The fact that we know nothing about the program surprised the reporter. 8．We hope to help those who are_trapped (trap) in the valley find a way out. 9．The teacher sticks to his commitment (commit) and helps his students willingly. 10．Never scream at a baby，as you will surely frighten him or her. Ⅱ.选词填空 extend to，for instance，come about，dozens of，bring... to light，differ in，in conclusion，be committed to，out of curiosity，sum up 1．They get together regularly to sum_up their work and decide what to do next. 2．We got closer to the old clock to look at it out_of_curiosity. 3．The chapter extends_to a hundred pages and you can finish it in a week. 4．Some animals recognize each other via smell，for_instance，dogs. 5．The accident came_about on such a wide and smooth road，which surprised the public. 6．The newly­built houses differ_in functions and you can choose the one you like. 7．My father is_committed_to developing a medicine to cure children of flu. 8．In_conclusion，the movie is fit for teenagers instead of children. 9．The key to his success was_brought_to_light and drew our attention. 10．Dozens_of studies must be carried out to collect enough information. Ⅲ.阅读理解 A Here are some questions asked by Risty and some answers offered by Junglekeeper and Millet on a forum on the Internet. Risty My grapefruit tree，grown from seed，was one year old when it produced one blossom.It is really important for me to know whether it is possible for it to be fertilized (使受精) with its own pollen(花粉) and produce fruit，however small，e