情态动词什么时候区分过去式和现在时，什么时候只是语气差别？ 情态动词什么时候用现在时什么时候用过去式？谓语动词又是怎么变...
\u60c5\u6001\u52a8\u8bcd\u7684\u8fc7\u53bb\u5f0f\u548c\u73b0\u5728\u65f6\u7684\u533a\u522b\u60c5\u6001\u52a8\u8bcd\u7684\u8fc7\u53bb\u5f0f\u548c\u539f\u5f62\u90fd\u53ef\u8868\u793a\u53ef\u80fd\u6027\uff0c\u7528\u6cd5\u4e00\u6837\u3002\u5b58\u5728\u7ec6\u5fae\u533a\u522b\uff1a
\u8fc7\u53bb\u5f0f\u8868\u793a\u66f4\u59d4\u5a49\u7684\u8bed\u6c14\uff0c\u53ef\u7528\u5728\u8fc7\u53bb\uff0c\u73b0\u5728\u6216\u5c06\u6765\u65f6\u6001\u3002
\u65f6\u6001\u7684\u4f53\u73b0
\u8fc7\u53bb\u5f0f\u5c31\u8868\u793a\u8fc7\u53bb\uff0c\u539f\u5f62\u5c31\u8868\u793a\u73b0\u5728\u3002
\u4e3b\u8981\u533a\u522b\u662f\u7b2c\u4e00\u79cd\uff0c\u60c5\u6001\u52a8\u8bcd\u7684\u65f6\u6001\u6027\u4e0d\u5f3a\uff0c\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u8fc7\u53bb\u5f0f\u662f\u7528\u6765\u8868\u793a\u66f4\u59d4\u5a49\u7684\u8bed\u6c14\u3002
\u4f8b\u5982\uff1a
Could you do me a favor?
Could you give me a cup of coffee?
Would you like some coffee?
\u8fd9\u4e9b\u60c5\u51b5\u4e00\u5f8b\u7528\u8fc7\u53bb\u5f0f\uff0c\u4e0d\u662f\u8868\u793a\u8fc7\u53bb\u65f6\u6001\u3002\u8868\u793a\u8bf4\u8bdd\u4eba\u5ba2\u6c14\uff0c\u59d4\u5a49\uff0c\u591a\u7528\u4e8e\u8bf7\u6c42\u522b\u4eba\u5e2e\u52a9\u7684\u60c5\u51b5\u3002
\u5728\u53e5\u5b50\u4e2d\uff0c\u82e5\u9700\u7528\u60c5\u6001\u52a8\u8bcd\uff0c\u82e5\u52a8\u4f5c\u53d1\u751f\u4e8e\u8fc7\u53bb\u6216\u8868\u793a\u8fc7\u53bb\u65f6\u95f4\uff0c\u5219\u60c5\u6001\u52a8\u8bcd\u4f53\u73b0\u8fc7\u53bb\u65f6\u6001\uff0c\u60c5\u6001\u52a8\u8bcd\u540e\u7684\u8c13\u8bed\u52a8\u8bcd\u7528\u539f\u578b\uff0c\u82e5\u53e5\u5b50\u65f6\u6001\u4e3a\u4e00\u822c\u65f6\uff0c\u5219\u60c5\u6001\u52a8\u8bcd\u548c\u5176\u540e\u7684\u8c13\u8bed\u52a8\u8bcd\u5747\u7528\u539f\u578b\u3002
现在式有look;listen情态动词的过去式和原形都可表示可能性，用法一样。存在细微区别：
过去式表示更委婉的语气，可用在过去，现在或将来时态。
时态的体现
过去式就表示过去，原形就表示现在。
主要区别是第一种，情态动词的时态性不强，大多数情况下，过去式是用来表示更委婉的语气。
例如：
Could you do me a favor?
Could you give me a cup of coffee?
Would you like some coffee?
这些情况一律用过去式，不是表示过去时态。表示说话人客气，委婉，多用于请求别人帮助的情况。
...
kadjk hjmnsa jajsnmashdkam ...
绛旓細1銆杩囧幓寮琛ㄧず杩囧幓鍙戠敓杩囩殑浜嬨2銆佽繃鍘诲垎璇嶈〃绀虹殑鎰忎箟鏄鍔ㄦ垨瀹屾垚銆傦紙浜岋級璇嶆т笉鍚 1銆佽繃鍘诲紡鏄竴涓姩璇嶏紝鍙崟鐙綔璋撹銆2銆佽繃鍘诲垎璇嶆槸涓涓姩璇嶇殑闈炶皳璇舰寮忥紝鐩稿綋浜庝竴涓舰瀹硅瘝鎴栧壇璇嶃備笉鑳藉崟鐙綔璋撹銆傦紙涓夛級鐢ㄦ硶涓嶅悓 1銆佽繃鍘诲紡鐢ㄤ簬涓鑸繃鍘诲紡锛屼綔涓哄姩璇嶏紝鍙崟鐙綔璋撹銆 涓嶈兘涓庡姪鍔ㄨ瘝銆鎯呮佸姩...
绛旓細4銆佸綋鍚庢帴鎰熻鍔ㄨ瘝see, hear, taste, feel, smell浠ュ強understand, remember, guess绛夋椂锛屽彲鐢╟ould琛ㄧず鏌愪汉鍦杩囧幓鐗瑰畾鍦哄悎鍋氭煇浜嬬殑鑳藉姏銆傚湪闂存帴寮曡涓紝could涔熷彲琛ㄧず杩囧幓鐗瑰畾鐨勮兘鍔涖備笁锛氬吀鍨嬩緥鍙 1銆乧an 鈥斺擶hen can I get my test results?鎴浠涔堟椂鍊鍙互鎷垮埌鍖栭獙缁撴灉锛熲斺擶e can reduce the ...
绛旓細鏈変簺鏈夋佸彉鍖栵紙浣鎯呮佸姩璇铏芥湁鏃舵佺殑鍙樺寲锛屼絾鍗存病鏈変汉绉板拰鏁扮殑鍙樺寲锛屽嵆鎯呮佸姩璇嶄笉浼氬洜涓轰富璇殑浜虹О鎴栧崟澶嶆暟鐨勪笉鍚岃岀敤涓嶅悓鐨勫舰寮忥級锛屾瘮濡傦細have /has to 鐨勭幇鍦ㄦ椂鏄湰韬紝杩囧幓鏃鏄痟ad to ,can鍙湁鐜板湪鏃禼an鍜岃繃鍘绘椂could must娌℃湁鏃舵佺殑鍙樺寲, 涓鑸敤浜庤〃绀虹幇鍦ㄦ垨灏嗘潵; have to鏈夋椂鎬佺殑鍙樺寲, 鍙...
绛旓細▪ 鈥渨ith +瀹捐+杩囧幓鍒嗚瘝鈥濈殑缁撴瀯 2杩囧幓鍒嗚瘝涓嶈鍒欏彉鍖栬〃 ▪ A鈥擜鈥擜鍨 ▪ A鈥擝鈥擝鍨 ▪ A鈥擝鈥擟鍨 ▪ A鈥擜鈥擝鍨 ▪ A鈥擝鈥擜鍨 ▪ 鎯呮佸姩璇鍨(闄ust)▪ 甯哥敤杩囧幓鍒嗚瘝 ▪ 鍏朵粬鐗规畩鎯呭喌 杩囧幓寮锛屾荤殑鏉ヨ鏄嫳璇娉曠殑涓绉嶏紝...
绛旓細鎯呮佸姩璇+鍔ㄨ瘝鍘熷舰銆傚畠鐨勬椂鎬佹槸鏍规嵁鎯呮佸姩璇嶆潵鍐冲畾銆傛儏鎬佸姩璇嶄竴鑸彧鏈夌幇鍦鏃跺拰杩囧幓鏃涓ょ銆傚锛歝an 鐜板湪鏃讹紝could 杩囧幓鏃躲俶ay 鐜板湪鏃讹紝might 杩囧幓鏃躲俶ust 姣旇緝澶嶆潅锛屾棦鍙互鏄幇鍦ㄥ張鍙互鐢ㄤ互杩囧幓锛屼篃鍙互鍘荤敤had to鏉ヨ〃绀鸿繃鍘汇
绛旓細3. 鍔鍔ㄨ瘝鍜屾儏鎬佸姩璇嶈繃鍘诲紡濡備笅: shall鈥晄hould(灏嗚)鐢ㄤ簬绗竴浜虹О鍗曟暟 will鈥晈ould(灏嗚)鐢ㄤ簬鎵鏈変汉绉 can ?could(鑳,浼) may鈥昺ight(鍙互) must鈥昺ust (蹇呴』) have to鈥昲ad to(涓嶅緱涓) 鍔╁姩璇嶅拰鎯呮佸姩璇嶇殑杩囧幓鏃舵佽浣跨敤浠栦滑鐨勮繃鍘诲紡,鍚庨潰鐨勫姩璇嶈繕浣跨敤鍘熷舰銆 濡: I had to do my homework yesterday. ...
绛旓細璇存槑:寮曠敤姝ゆ枃璇锋敞鏄庡嚭澶,骞跺姟璇蜂繚鐣欏悗闈㈢殑鏈夋晥閾炬帴鍦板潃,璋㈣阿锛 鏈夌綉鍙嬮棶锛氳嫳璇殑锛熷洖绛斿涓嬶細鈻叉湁浜鎯呮佸姩璇鏈杩囧幓寮锛屾湁浜涙病鏈夈傛瘮濡俢an鐨勮繃鍘诲紡涓篶ould锛宮ay鐨勮繃鍘诲紡涓簃ight锛寃ill鐨勮繃鍘诲紡涓簑ould锛岀瓑绛夈傛瘮杈冿細He can finish the work in time. 浠栧彲浠ユ寜鏃跺畬鎴愬伐浣溿侶e said that he could ...
绛旓細鎯呮佸姩璇鏃犱汉绉板拰鏁扮殑鍙樺寲, 鎯呮佸姩璇嶅悗闈㈣窡鐨勫姩璇嶉渶鐢ㄥ師褰,鍚﹀畾寮忔瀯鎴愭槸鍦ㄦ儏鎬佸姩璇嶅悗闈㈠姞 "not"銆 涓埆鎯呮佸姩璇嶆湁鐜板湪寮忓拰杩囧幓寮涓ょ褰㈠紡, 杩囧幓寮忕敤鏉ヨ〃杈炬洿鍔犲姘, 濮斿鐨勮姘, 鏃舵佹т笉寮, 鍙敤浜庤繃鍘伙紝鐜板湪鎴栧皢鏉ャ傛儏鎬佸姩璇嶅睘闈炲強鐗╁姩璇嶏紝鏁呮病鏈夎鍔ㄨ鎬併傚熀鏈姪鍔ㄨ瘝涓庢儏鎬佸姪鍔ㄨ瘝鏈涓昏鐨鍖哄埆涔嬩竴...
绛旓細鏄殑锛宮ust鈥濊〃绀衡杩囧幓鐨勫皢鏉モ濇椂锛屽拰琛ㄧず鈥滀竴鑸幇鍦ㄦ椂鈥濅竴鏍烽兘鐢ㄢ渕ust do,渚嬪,He must go there.
绛旓細鎯呮佸姩璇鏈韩浣撶幇鏃舵侊紝鍗崇幇鍦鏃跺拰杩囧幓鏃锛屽can琛ㄧず鐜板湪锛宑ould鍒欒〃绀鸿繃鍘汇
