Unit 3 Sea Exploration 重点句型+单元话题写作（辩论性议论文写作）导学案-2022-2023学年高中英语人教版（2019）选择性必修第四册

【人教版2019】选择性必修第四册Unit 3 Sea Exploration 重点句型+单元话题写作（辩论性议论文写作） 【课前检查】 一、单句语法填空 1. The unmanned Chang’ e-4 probe (探测器)—the name was inspired by an ancient Chinese moon goddess—__________ (touch) down last week in the South Pole-Aitken basin. 2. The median(中位数的)age of an American in 1950 was 30—today it is 41 and is expected __________ (increase) to 42 by 2050. 3. Landing on the moon’ s far side is __________ (extreme) challenging. 4. However, greater attention should __________ (place) on longevity. 5. We __________ (commit) to improving services now. 6. After a heated discussion, they failed to arrive at a __________(conclude). 7. She had made __________ (remark) progress in her writing skills. 8. It’ s vital that we __________ (carry) out the operation immediately. 9. With no solid evidence, he refused to acknowledge __________ (steal) the lady’ s purse. 二、语法填空 Singapore’ s tradition of eating out in places called hawker (小贩) centers is now recognized by the United Nations for its cultural (36) ___________ (significant). The United Nations’ cultural agency announced it in December, 2020. Singapore (37) ___________ (seek) to have hawker culture added to the Representative List of the Intangible (非物质的) Cultural Heritage of Humanity about three years ago. A hawker is a person-who sells food or goods and advertises by shouting at people (38) ___________ (walk) by the street. Hawkers are (39) ___________ important part of Singaporean culture. Open-air eating areas (40) ___________ hawkers sell their goods are very popular. Now Singapore must submit a report every six years to UNESCO. The report must show efforts the city-state has made (41) ___________ (save) and support its hawker culture. In Hie 1970s, Singapore cleaned up its streets so the city moved street hawkers to new eating centers. Now, the centers provide many different low-cost meals (42) ___________ people in a pleasing social setting. However, Singapore’ s hawker culture does face a few (43) ___________