【正文】
。used to do sth過去經常做某事;be used to doing sth習慣于做某事。故選B?!军c評】考查短語辨析。25.My teacher helped me to_______the answers myself no matter how hard they were. A.put outB.work outC.take outD.get out【答案】 B 【解析】【分析】句意:我的老師幫助我自己解決問題,不管他們有多難。put out熄滅; work out 解決;算出。take out取出;把…帶出去 。get out 離開,出去。根據句意可知這里是算出。故答案為B?!军c評】考查短語動詞。注意牢記短語的意義和用法。26.Walking every day ________ good for your health . A.areB.beC.isD.will【答案】C 【解析】【分析】句意:每天散步對你的健康有好處。動名詞(短語)作主語時謂語動詞用第三人稱單數(shù)。結合句意可知用一般現(xiàn)在時。故答案為C?!军c評】考查be動詞。掌握動名詞短語做主語謂語用第三人稱單數(shù)。27.My child, you39。ve ___________so much and I39。m so proud of you. A.grown outB.grown upC.grown inD.grown down【答案】 B 【解析】【分析】句意:我的孩子,你已經長大了,我為你感到驕傲。grow out出,發(fā)芽;長出來;grow up ,成長,長大;grow in增加;在……方面成長;grow down向下長,變短;根據句意可知這里是指孩子成長。故答案為B?!军c評】考查短語動詞。掌握短語動詞的意義和區(qū)別。28. He looks unhappy today. Let39。s __________.A.cheer him upB.help out himC.look him afterD.argue with him【答案】 A 【解析】【分析】句意:——他看起來今天不高興?!覀兪顾吲d起來吧。cheer up(使) 高興起來, (使)振作起來;help out幫助擺脫困境;look after照顧;argue with 與……爭論。根據句意可知選A?!军c評】考查動詞短語辨析。29.As a kind of important energy, coal(煤炭) can _______ one day.A.keep outB.run outC.be run outD.run out of【答案】 B 【解析】【分析】短語run out意為“用完,耗盡(主語是物)”,keep out“阻止……進入”, run out of “用完……東西(主語是人)”;選項C是被動形式,其后應加介詞of,故選B。30.We should keep the windows ________ in order to let the fresh air in.A.openB.openedC.closeD.closed【答案】 A 【解析】【分析】keep sth. +形容詞,使某物處于……的狀態(tài)。句意:我們應該讓窗戶__讓新鮮空氣進來。根據句意應選擇形容詞open開著的。故選A?!军c評】考查keep sth. +形容詞結構。