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s appointment. A. until B. if C. when D. that 14. You will succeed in the end ____ you give up halfway. A. even if B. as though C. as long as D. unless will be late ___ you leave immediately. A. unless B. until C. if D. or16. You will be late for school _______ you leave now. A. if B. when C. because D. unless17. If I get a job, I _________ as a teacher. A. work B. will work C. works D. worked18. If it________ tomorrow, we’ll go to the park. A. will not rain B. rains C. doesn’t rain D. isn’t rain will do much better ________ you are more careful with oyur spelling. A. if B. before C. although D. unless20. All of us will be happy _____ you can e with us. A. while B. if C. but D. or答案:CABDBBACBACDDDA DBCAB 將由unless與if…not構(gòu)成的句子進(jìn)行改寫。如: but for 若非,要不是 But for the rain, we should have a pleasant ,我們的旅行肯定會(huì)很愉快?! e won39。t go too far from the river ?! nless it rains, the game will be ,比賽將照常進(jìn)行。那么,除了if之外,是否還有其他連詞也可以引導(dǎo)條件狀語(yǔ)從句呢?回答是肯定的,不僅有,還有很多。 (3) 注意如果以上兩類條件句中含有助動(dòng)詞、情態(tài)動(dòng)詞,be或have, 則常常不用if,而用倒裝結(jié)構(gòu): ____ before we depart the day after tomorrow, we should have a wonderful dinner party. A) Had they arrived B) Would they arrive C) Were they arriving D) Were they to arrive 如果我們后天走之前他們到達(dá)的話,我們就舉行一次豐盛的宴會(huì)。t want to work right away beca