o attend ? C. Attending D. Having attendedРChoose the best answers:Р二.部分倒装:РTask 1 【观察思考】观察下列句子,注意句中的倒装: ?1) Only then did I realize I had made a serious mistake.?2) Only in this way can you master English.?3) Only when the war was over did they meet again. ?4) Only Mary knows the secret.?【归纳总结1】 only置于居首后面跟____词、____________或___________时,句子部分倒装。?注意: 当only 放于句首________ 主语时,句子不要倒装。Р副Р介词短语状语从句Р修饰Р巩固运用Р1) Only after his death ______ considered right. ? A. was his theory B. his theory was ? C. did his theory D. had his theory?2) ______ you eat the correct foods _____ keep fit and stay healthy. (08’江苏)? A. Only if, will you B. Only if, you will ? C. Unless, will you D. Unless, you will?思考:用unless改写句子:РChoose the best answers:РYou won’t keep fit and stay healthy unless you eat the correct foods.