句首的动词什么时候用原形，什么时候用动名词形式？解释具体点，加分 位于句首的动词什么时候用动词原形或是to+动词原形或是动名词...
\u53e5\u5b50\u5f00\u5934\u52a8\u8bcd\uff0c\u8be5\u52a8\u8bcd\u4ec0\u4e48\u65f6\u5019\u7528\u52a8\u540d\u8bcd\u5f62\u5f0f\uff0c\u4ec0\u4e48\u65f6\u5019\u7528\u539f\u5f62\uff1f\u5982\u679c\u662f\u7948\u4f7f\u53e5\uff0c\u7528\u52a8\u8bcd\u539f\u5f62\u3002
\u4f8b\u5982\uff1a
Come here please.
\u5982\u679c\u4f5c\u4e3b\u8bed\uff0c\u7528\u52a8\u540d\u8bcd\u3002
\u4f8b\u5982\uff1a
Swimming is very interesting.
\u52a8\u8bcd\u539f\u5f62\u653e\u5728\u53e5\u9996\u53eb\u7948\u4f7f\u53e5,\u4e5f\u53ea\u6709\u7948\u4f7f\u53e5\u7684\u65f6\u5019,\u624d\u662f\u52a8\u8bcd\u539f\u5f62\u653e\u53e5\u9996,\u81f3\u4e8e\u7406\u89e3,\u4f60\u53ef\u4ee5\u7406\u89e3\u7701\u7565\u4e86\u4e3b\u8bedYOU
\u800cto\uff0b\u52a8\u8bcd\u539f\u5f62\u548c\u52a8\u540d\u8bcd\u90fd\u662f\u8868\u793a\u4e00\u4e2a\u52a8\u4f5c\u600e\u4e48\u6837,\u6bd4\u5982:Studying English is important.=To study English is important.
\u4f46\u662f,\u8981\u6ce8\u610f\u4e00\u70b9,to\uff0b\u52a8\u8bcd\u539f\u5f62\u653e\u53e5\u9996\u7684\u60c5\u51b5\u975e\u5e38\u5c11\u89c1,\u56e0\u4e3a\u8fd9\u6837\u7684\u53e5\u5b50\u5c5e\u4e8e\u5934\u91cd\u811a\u8f7b,\u6216\u8005\u8bf4\u4e3b\u8bed\u592a\u957f\u4e86,\u5728\u82f1\u8bed\u91cc\u9762,\u8fd9\u6837\u7684\u53e5\u5b50\u663e\u5f97\u4e0d\u7f8e\u89c2,\u6240\u4ee5\u4e3a\u4e86\u907f\u514d\u5934\u91cd\u811a\u8f7b\u7684\u51fa\u73b0,to\uff0b\u52a8\u8bcd\u539f\u5f62\u4e00\u822c\u90fd\u653e\u5728\u540e\u9762,\u53d6\u800c\u4ee3\u4e4b\u7684\u5219\u662f\u5f62\u5f0f\u4e3b\u8bedIt\u5982:
It is important to study English.
你好！如果是祈使句，动词作主语的话用动词原形，如open the door . 如果不是祈使句，则动词ing形式、 to +动词原形都可以
句首的动词有两种形式：（1）祈使句用动词原形；（2）如果句子不是祈使句，那就用动词的-ing形式做主语。
绛旓細1锛歸ant銆亀ould like绛夊悗闈㈣窡鍔ㄨ瘝涓嶅畾寮忥紝鍓嶉潰涓涓姩璇嶄笖娌℃湁绯鍔ㄨ瘝锛鐨勫悗闈㈣窡鍔ㄨ瘝涓嶅畾寮忋2锛歸ill 銆乥e going to 鍚庨潰璺鍔ㄨ瘝鍘熷舰3锛氬彞瀛愮殑鍐呭鏄繃鍘鐨勬椂鍊欙紝鐢杩囧幓鏃讹紝鏈鍏稿瀷鐨勫嚑涓瘝鏄彞瀛愪腑鏈塴ast銆亂esterday4锛氱幇鍦ㄨ繘琛鏃跺姩璇鍔營NG锛屼富璇+be+doing锛屼竴鑸彞瀛愪腑鏈塴ook 銆乴isten銆乶ow涓虹幇鍦ㄨ繘琛屾椂...
绛旓細绁堜娇鍙鐢ㄥ師褰紝涓嶆槸灏辩敤ing锛岃〃鐩殑鍙互鐢鍔ㄨ瘝涓嶅畾寮
绛旓細鐪嬩綘鎯宠〃杈句粈涔堜簡 琛ㄧ浣垮彞锛屽師褰 Go to bed now.琛ㄨ鍔紝杩囧幓鍒嗚瘝 Praised by the teacher, Tom was very happy.琛ㄤ富鍔紝鐜板湪鍒嗚瘝 Thinking of this, she stopped at he shop.
绛旓細3. 涓嶅畾寮忕煭璇細鍔ㄨ瘝鍘熷舰鍙互浣滀负涓嶅畾寮忕煭璇殑缁勬垚閮ㄥ垎锛屽嚭鐜板湪鍙ラ浣滀负鐘惰銆備緥濡傦細- "To win the game, he practiced every day." (涓轰簡璧㈠緱姣旇禌锛屼粬姣忓ぉ缁冧範銆)4. 鍙欒堪鎬у紑澶达細鏈夋椂浣滆呮垨璇磋瘽鑰呭彲鑳戒細鐢ㄥ姩璇嶅師褰㈡潵鍒涢犱竴涓彊杩版х殑寮澶达紝鍚稿紩鍚紬鎴栬鑰呯殑娉ㄦ剰銆備緥濡傦細- "Entering the room, she...
绛旓細绁堜娇鍙ュ父鎶婁富璇渷鍘伙紝浠鍔ㄨ瘝鍘熷舰寮澶达紝濡傦紙you锛塁ome in, please. 锛坹ou锛 Listen to me. 锛坹ou锛塋ook at the blackboard.鍔ㄨ瘝鍚庡鍔犱笂ing 宸蹭笉鍐嶆槸鍔ㄨ瘝锛涓嶈兘鐩存帴鍋氳皳璇姩璇嶏紝瀹冨彉鎴愪簡鍔ㄥ悕璇嶆垨鐜板湪鍒嗚瘝銆傚 Smoking is bad for our health. 锛堝惛鐑熸湁瀹冲仴搴凤級 somking 鍦ㄦ湰鍙ヤ腑浣滅殑鏄...
绛旓細鍙ラ鐨勫姩璇涓鑸笉鐢ㄥ師褰紝鍥犱负瑕佹妸鍔ㄨ瘝鈥滃悕璇嶁濆寲锛屼竴鑸娇鐢ㄥ姩鍚嶈瘝锛坉oing锛夋垨鑰呭姩璇嶄笉瀹氬紡锛坱o do锛夛紝鑷充簬锛屼粈涔堟椂鍊欎娇鐢doing浠涔堟椂鍊欎娇鐢╰o do,涓昏鏄湅鏃舵侊紝琛ㄧず灏嗘潵锛岀敤to do锛岃〃绀轰竴鑸椂鎬侊紝鐢╠oing
绛旓細鏈変粈涔堝尯鍒? 鍔ㄨ瘝鍘熷舰鐨勮瘽鐢ㄥ湪鍙ラ,鍙互鍦ㄧ浣垮彞涓傛瘮濡:Make your bed !琛ㄥ懡浠ゆ垨涔炴眰涔嬬被鐨勮姘斻傜劧鍚庣幇鍦ㄥ垎璇嶇敤鍙ラ,鍙互琛ㄤ即闅忕姸鎬,濡:Singing a song ,he went to school happily . 鍔ㄨ瘝鐜板湪鍒嗚瘝鍜屽姩璇嶈繃鍘诲垎璇嶆斁鍙ラ鏈変粈涔堝尯鍒 涓鑸儏鍐典笅,鐜板湪鍒嗚瘝琛ㄧず涓诲姩鍏崇郴,鎴栨鍦ㄨ繘琛岀殑鍔ㄤ綔;鑰岃繃鍘诲垎璇嶄竴鑸〃绀轰笌...
绛旓細鍔ㄨ瘝寮澶翠竴鑸笉鐢ㄥ師褰 涓鑸敤ING褰㈠紡鍜 TO褰㈠紡 姣斿 Doing some sports is healthy.鏄〃绀哄仛浜涜繍鍔ㄦ湁鐩婂仴搴枫俆O鐨勮瘽鍙互鐢ㄥ湪BE鍔ㄨ瘝鍚庨潰 My favorite sport is to play football.涔熷彲浠y favorite sport is playing football.
绛旓細1.绁堜娇鍙鏃跺姩璇鍦ㄥ彞瀛愬紑澶浣跨敤鍘熷舰锛鐪佸幓涓昏銆 2.浣滀富璇鐨勬椂鍊鍦ㄥ彞瀛愬紑澶翠娇鐢ㄥ姩鍚嶈瘝鎴栬呯幇鍦ㄥ垎璇嶏紙鍗砳ng褰㈠紡锛夛紝鍥犱负鍔ㄨ瘝鍘熷舰涓嶈兘浣滀富璇 3.鍔ㄨ瘝涓嶅畾寮忓湪鍙ュ瓙寮澶翠篃鍙互浣滀富璇紝鍗硉o do褰㈠紡锛屼笉杩囦竴鑸斁鍙ュ瓙鍚庨潰浣滀负褰㈠紡涓昏
绛旓細1 鏀惧湪鍙ラ鐨勫姩璇嶅師褰鏄浣垮彞鍨嬶細姣斿锛圥lease锛塎ake sure you are not the last to get there.2 鏀惧湪鍙ラ鐨勫姩鍚嶈瘝鍋氬彞瀛愪富璇紝瀹冩洿澶氬湴琛ㄧず鍚嶈瘝璇嶆э紝涓嶅啀寮鸿皟鍔ㄨ瘝璇嶆с傛瘮濡傦細Giving up on her is probably one of the most difficult decisiions I've ever made....
