Unit One Man and Nature Enhance Your Language Awareness Words in Action ▆ Working with Words and Expressions 1. In the boxes below are some of the words you have learned in this unit. Complete the following sentences with the words given. Change the form where necessary. ▆ Answers: 1) spark 2) compelled 3) bare 4) scrape 5) destruction 6) output 7) retreat 8) tipped 9) miracle 10) eternal 11) pile 12) transfer 13) mass 14) thereby 15) have emerged 16) trigger 17) threaten 18) consumed 19) hollow 2. In the boxes below are some of the expressions you have learned in this unit. Complete the sentences with them. Change the form where necessary. ▆ Answers: 1) show signs of 2) cope with 3) lives in fear of 4) tough it out 5) cut down 6) from head to foot 7) searched out 8) nothing short of 9) As yet 10) settle in 11) take heart 新 世 纪 大 学 英 语 (第 二 版 )综 合 教 程 4Unit1-4--第 1页新 世 纪 大 学 英 语 (第 二 版 )综 合 教 程 4Unit1-4--第 1页 ▆ Increasing Your Word Power 1. You will read six pairs of words which are similar in meaning but are different in usage. Reflect on the differences in usage between the words in each group and fill in each blank with a proper one. Change the form if necessary. ▆ Answers: 1) temptation 2) attraction 3) chance 4) opportunity 5) states 6) country 7) warned 8) threatened / threatens 9) refuse 10) reject 11) total 12) gross 2. A blend is a word produced by combining parts of other words, such as “comsat” from “communications ” and “satellite”. Try to find out what words the following blends are formed from. You may consult a dictionary if necessary. ▆ Answers: Blend Formation Meaning smog smoke + fog 烟雾 blog...