be动词和do动词的用法?
助动词be的用法1) be +现在分词,构成进行时态,例如:
They are having a meeting. 他们正在开会。
English is becoming more and more important. 英语现在越来越重要。
2) be + 过去分词,构成被动语态,例如:
The window was broken by Tom.. 窗户是汤姆打碎的。
English is taught throughout the world. 世界各地都教英语。
3) be + 动词不定式,可表示下列内容:
a. 表示最近、未来的计划或安排,例如:
He is to go to New York next week.. 他下周要去纽约。
We are to teach the freshpersons. 我们要教新生。
说明: 这种用法也可以说成是一种将来时态表达法。
b. 表示命令,例如:
You are to explain this. 对此你要做出解释。
He is to come to the office this afternoon. 要他今天下午来办公室。
c. 征求意见,例如:
How am I to answer him? 我该怎样答复他?
Who is to go there? 谁该去那儿呢?
d. 表示相约、商定,例如:
We are to meet at the school gate at seven tomorrow morning. 我们明天早晨7点在校门口集合。
助动词do 的用法
1) 构成一般疑问句,例如:
Do you want to pass the CET? 你想通过大学英语测试吗?
Did you study German? 你们学过德语吗?
2) do + not 构成否定句,例如:
I do not want to be criticized. 我不想挨批评。
He doesn't like to study. 他不想学习。
In the past, many students did not know the importance of English. 过去,好多学生不知道英语的重要性。
3) 构成否定祈使句,例如:
Don't go there. 不要去那里。
Don't be so absent-minded. 不要这么心不在焉。
说明: 构成否定祈使句只用do,不用did和does。
4) 放在动词原形前,加强该动词的语气,例如:
Do come to my birthday party. 一定来参加我的生日宴会。
I did go there. 我确实去那儿了。
I do miss you. 我确实想你。
5) 用于倒装句,例如:
Never did I hear of such a thing. 我从未听说过这样的事情。
Only when we begin our college life do we realize the importance of English.
只有在开始大学生活时我们才认识到英语的重要性。
说明: 引导此类倒装句的副词有never, seldom, rarely, little, only, so, well等。
6) 用作代动词,例如:
---- Do you like Beijing? --你喜欢北京吗?
---- Yes, I do. --是的,喜欢。(do用作代动词,代替like Beijing.)
He knows how to drive a car, doesn't he?
他知道如何开车,对吧?
其实不光是陈述句,问句中同样有需要区别他们的用法:
例 when do you intend to buy a new car?
when are you going to buy a new car?
后者就不能用do
因为Do后面+实意动词
Be动词,即:am/is/are后面是实意动词+ing形式
绛旓細be鐨勬剰鎬濅富瑕佹槸瀛樺湪锛岃〃绀烘煇鐗╃殑鐘舵佹垨灞炴с2銆乨o涓昏鐢ㄤ簬鏋勬垚涓鑸幇鍦ㄦ椂鍜屼竴鑸繃鍘绘椂鐨勭枒闂垨鍚﹀畾寮忥紝鍏跺悗瑕佽窡鍘熷舰鍔ㄨ瘝銆傚湪闂彞涓紝do鍦ㄨ娉曚笂鏄渶瑕佺殑锛屼絾涔犳儻涓婂彲浠ョ渷鐣ワ紙鏈夋椂鍚富璇級銆俠e鍙互鐢ㄤ綔鍔╁姩璇嶏紝涔熷彲浠ョ敤浣滅郴鍔ㄨ瘝銆傚綋be鐢ㄤ綔鍔╁姩璇嶆椂锛屽畠鍙互涓庡姩璇嶇殑鐜板湪鍒嗚瘝杩炵敤锛屾瀯鎴愯繘琛屾椂鎬侊紝涔熷彲浠...
绛旓細a car, doesn't he?浠栫煡閬撳浣曞紑杞︼紝瀵瑰惂锛熷叾瀹炰笉鍏夋槸闄堣堪鍙ワ紝闂彞涓悓鏍锋湁闇瑕佸尯鍒粬浠鐨勭敤娉锛氫緥 when do you intend to buy a new car?when are you going to buy a new car?鍚庤呭氨涓嶈兘鐢╠o 鍥犱负Do鍚庨潰+瀹炴剰鍔ㄨ瘝 Be鍔ㄨ瘝,鍗:am/is/are鍚庨潰鏄疄鎰忓姩璇+ing褰㈠紡 鍙傝冭祫鏂欙細baidu ...
绛旓細do鍔╁姩璇嶏紝鍙ュ瓙涓鏋滄湁 do + 鍔ㄨ瘝鍘熷舰鐨勮瘽琛ㄧず寮鸿皟鍚庨潰鐨勫姩璇嶏紝姣斿i do love you.寮鸿皟鍚庨潰鐨刲ove be鏄郴鍔ㄨ瘝锛屽悗闈㈠姞鍔ㄨ瘝鐨鐜板湪鍒嗚瘝褰㈠紡琛ㄧず涓绉嶇姸鎬併俰'm sleeping銆傚綋鐒跺悗闈篃鍙互鍔犱笂褰㈠璇
绛旓細be鏄be鍔ㄨ瘝锛宒o鏄姪鍔ㄨ瘝銆俠e鍜宒o鐨鍖哄埆鍜鐢ㄦ硶锛氳櫧鐒朵簩鑰呴兘鍙互鍋氬姪鍔ㄨ瘝锛屼絾鏄痓e杩樺彲浠ュ仛绯诲姩璇嶏紝do涔熷彲浠ュ仛琛屼负鍔ㄨ瘝銆俠e鍚庨潰涓鑸窡琛ㄨ锛屾湁鏃朵篃璺熺幇鍦ㄥ垎璇嶏紝杩欐椂鍊欐槸鐜板湪杩涜鏃舵佹垨杩囧幓杩涜鏃舵侊紱鏈夋椂璺熻繃鍘诲垎璇嶏紝杩欐椂鏄鍔ㄨ鎬併傝宒o鍚庨潰璺熷姩璇鍘熷舰锛涙湁鏃跺彲鍋氬疄涔夊姩璇嶏紝锛傚仛锛屽共锛傜殑鎰忔濄俠e鍜宒o鐨...
绛旓細1.鐢ㄥ姪鍔ㄨ瘝鈥渄o鈥濈殑鍦哄悎锛氫竴鑸幇鍦ㄦ椂鐨勭枒闂彞锛屽惁瀹氬彞銆佷竴鑸繃鍘绘椂鐨勭枒闂彞锛屽惁瀹氬彞2.鐢ㄢbe鈥鍔ㄨ瘝鐨鍦哄悎锛氳〃绀轰富浜虹殑蹇冩儏銆佸績鐞嗐佹墍澶勭殑鐘舵佹椂锛岀敤 be锛屼竴璧锋瀯鎴愯皳璇紝姝ゆ椂鐨勮皳璇瘝涓鑸槸褰㈠璇嶃佷粙璇嶇煭璇紝鍓瘝銆傞浂鍩虹鎬庝箞瀛﹁娉曪紵鍒嗕韩浠峰388鍏冪殑澶栨暀璇曡缁欏ぇ瀹讹細銆愬厤璐归鍙栵紝澶栨暀涓瀵逛竴绮惧搧璇剧▼...
绛旓細褰揹o浣滀唬鏇垮姩璇嶆椂锛屽彲浠ョ敤鏉ヤ唬鏇垮墠闈㈠嚭鐜扮殑鍔ㄨ瘝锛屼互闃叉閲嶅銆侷 knew he would help us, and he did.鎴戠煡閬撲粬浼氬府鍔╂垜浠殑, 浠栫‘瀹炶繖鏍峰仛浜嗐傝繖閲宒id鍏跺疄灏辨槸浠f浛浜唄elp銆備綔涓哄姪璇嶆椂锛屽鐢ㄤ簬鐤戦棶鎴栧惁瀹氬彞銆侱o you know him?浣犺璇嗕粬鍚?Telling lies does not pay.鎾掕皫涓嶅煎緱銆be鍔ㄨ瘝褰撶劧鍙兘鍜宒o...
绛旓細鎴戜粖澶╀笅鍗堟病绌,鎴戣缁欐湅鍙嬮佽銆俉hat were you doing from 9 to 11 this morning?浠婂ぉ涓婂崍涔濈偣鍒板崄涓鐐逛綘鍦ㄥ仛浠涔?鑻辫涓璪e鍔ㄨ瘝鐨勭敤娉锛氶鍏坆e鍔ㄨ瘝鍖呮嫭涓鑸幇鍦ㄦ椂鐨刟m is are鍜岃繃鍘绘椂鐨剋as were銆傚叾涓璦m鍜宨s鐨勮繃鍘诲紡鏄痺as锛宎re鐨勮繃鍘诲紡鏄痺ere.鍗曞鏁板彉鍖栦腑am is鐨勫鏁版槸are銆Be鍔ㄨ瘝鍜浜虹О鐨勬惌閰...
绛旓細She had done before he came in. 鍦ㄤ粬杩涙潵涔嬪墠濂瑰凡缁忓仛瀹屼簡銆 2銆侀傜敤鏃舵佷笉鍚 be鐢ㄦ潵鏋勬垚杩涜鏃跺拰琚姩璇侊紱 渚嬪彞锛欻ewill be fired. 浠栦細琚紑闄ょ殑銆 do鐢ㄤ簬琛屼负鍔ㄨ瘝鐨涓鑸紡鍜岃繃鍘诲紡鍙樺寲銆 渚嬪彞锛欼 do like it. 鎴戞槸鐪熺殑鍠滄瀹冦 3銆佷娇鐢ㄥ璞′笉鍚 be鍔ㄨ瘝鍦ㄤ慨楗扮涓...
绛旓細褰撳疄鎰忓姩璇嶈鏃讹細i do my homework銆傞偅涔堣繖閲岄潰鐨刣o涓哄疄涔夊姩璇嶏紝鏄竴涓叿浣撳彂鐢熺殑鍔ㄤ綔銆傚畠鐨勪竴鑸枒闂彞锛歞o you do your homework? 绗竴涓猟o鏄 鍔鍔ㄨ瘝do锛岀浜屼釜do鏄疄涔夊姩璇峝o銆俤o鏈夋椂杩樹綔涓鸿捣鍔犲己璇皵锛屽己璋冧綔鐢ㄣ傚锛歽ou do keep it銆傝be鍔ㄨ瘝涓昏鐢ㄤ簬锛氱郴琛ㄧ粨鏋勶紱杩涜鏃讹紱琚姩璇侊紱there...
绛旓細鍦ㄤ竴鑸幇鍦ㄦ椂閲岋紝鎵惧埌鍙ュ瓙鐨勮皳璇儴鍒嗘垨琛ㄨ閮ㄥ垎銆傛墍璋撹皳璇氨鏄富璇墍鍙戝嚭鐨勫姩浣滐紱琛ㄨ灏辨槸鑳借鏄庝富璇壒寰佺殑鍚嶈瘝鎴栧舰瀹硅瘝銆傚綋鎵惧埌浜嗗彞瀛愪腑鐨鍔ㄨ瘝锛屽氨鐭ラ亾瀹冪殑鐤戦棶褰㈠紡鍜屽惁瀹氬舰寮忚浣跨敤do鎴杁oes(涓昏鏄涓浜虹ОI锛岀浜屼汉绉皔ou,鍙婂叾浠栫殑澶嶆暟鍚嶈瘝銆佷汉绉颁唬璇嶆椂锛岃閫夌敤do锛屼富璇负绗笁浜虹О鍗曟暟鏃讹紝閫夌敤does.)...