Unit 4 My space 作业题-2021-2022学年高中英语上教版（2020）必修第一册

上外版必修1U4作业题 I. 选词填空 A. decrease B. disappearance C. capability D. arrangement E. experimental 1. You'll need to calculate how much time the assignment will take so as to make a proper __________ three days ahead. 2. The technology’s __________ to incorporate facial movements could have serious, even dangerous outcomes, said Martinez. 3. A day after ceasing, heart attack risk begins to __________ as blood pressure and heart rates normalize. 4. The __________ of certain food animals can be disastrous not only to larger animals but also to the entire ecosystem. A. narrowed B. intended C. preference D. occasionally E. gathering 1. Chimps will cooperate in certain ways, like __________ in war parties to protect their territory. 2. Despite the dramatic expense, Jack and Jane __________ to celebrate their 25th wedding anniversary in Florence. 3. The bottom line: while on the surface it may appear that the gender gap has somewhat __________ when it comes to science prizes, great injustice is hidden just below. 4. Boxers have suffered from head injuries, and __________, fighters have even been killed as a result of being knocked out in the ring. A. suffering B. recommendations C. survival D. stuffy E. talented 1. The sea hare gives its attacker the equivalent of a __________ nose so they don‘t know how appealing it is. 2. The United States finally decided to withdraw the troops stationed in Iraq after __________ such a huge loss. 3. Referred to as the ‘Little Ice Age’, the period was the time when thousands of people struggled for __________. 4. We have to recognize that __________ students are still as scarce and refreshing as rain in the desert. II. 根据中文意思，用本课中的单词补全下列句子 1. I went to several libraries to _______________ (搜集有关这一计划的资料). 2. Scientists _______________ (做实验) to test the effectiveness of the new drug. 3. She's a very _______________ (能干的女人／很熟练的工人／能力很强的法官). 4. I can't find my keys anywhere – they _______________ (彻底不见了). 5. The little village h