ij´ý²âÒºÖпÉÄܺ¬ÓÐMg2+¡¢Al3+¡¢Fe2+¡¢Br£­¡¢¡¢Öеļ¸ÖÖ£¬ÏÖ½øÐÐÏÂÁÐʵÑ飺

¢Ù´ý²âÒºÖÐͨÈëH2SÎÞÃ÷ÏÔÏÖÏó£»´ý²âÒºÖÐͨÈë¹ýÁ¿µÄCl2ºó¼ÓÈëBaCl2ÈÜÒº£¬Éú³É³ÁµíAºÍÈÜÒºa£®

¢ÚÈÜÒºaÖмÓÈëÆûÓÍÕñµ´£¬ÈÜÒº·Ö²ã£¬ÉÏÏÂÁ½²ã¾ù³Ê»ÆÉ«£¬ÈôÏòÁ½²ãÈÜÒºÖмÓÈëKIµí·ÛÈÜÒº¶¼ÓÐÀ¶É«³öÏÖ£®

¢ÛÈÜÒºaÖмÓÈë¹ýÁ¿NaOHÈÜÒº£¬Éú³É³ÁµíB£¬¹ýÂ˺óµÃÂËÒºb£¬ÏòbÖмÓÈëÊÊÁ¿µÄÑÎËáÉú³É³ÁµíC£¬CÓÖÈÜÓÚÑÎËᣮ

ÊÔÈ·¶¨´ý²âÒºÖÐÒ»¶¨º¬ÓÐ________£¬Ò»¶¨²»º¬________£¬²»ÄÜÈ·¶¨µÄÓÐ________£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2007½ì½­ËÕãôÑôÖÂÔ¶ÖÐѧ¸ßÈý»¯Ñ§Ò»ÂÖ¸´Ï°Ð§¹û¼ì²â ÌâÐÍ£º058

ij¿ÎÍâÐËȤС×éΪÁË̽¾¿ÌúÓëÁòÔÚ¸ô¾ø¿ÕÆøµÄÌõ¼þÏ·´Ó¦ËùµÃ¹ÌÌåMµÄ³É·Ö£¬Éè¼ÆÁËÏÂͼËùʾװÖã®´ò¿ª·ÖҺ©¶·DÖлîÈû£¬»ºÂý¼ÓÈëÏ¡ÑÎËáÖÁ¹ýÁ¿£¬Óë¹ÌÌåM³ä·Ö·´Ó¦£®´ý·´Ó¦Í£Ö¹ºó£¬BÖÐÓкÚÉ«³ÁµíÎö³ö£¬CÖÐÁ¿Æø×°ÖÃÓÒ±ßÒºÃæÉÏÉý£¬µ÷½ÚÁ¿Æø×°ÖÃʹ×óÓÒÒºÃæÏàƽºó£¬²âµÃ½øÈëCÖеÄÆøÌåΪVmL(ÒÑ»»Ëã³É±ê×¼×´¿ö)£®

¸ù¾ÝÉÏÊöʵÑéÊÂʵ£¬»Ø´ðÏÂÁÐÎÊÌ⣺

(1)

¼ÓÈëÒ©Æ·ºÍʵÑ鿪ʼǰ±ØÐë½øÐеIJÙ×÷ÊÇ________£®

(2)

¹ÌÌåMÖÐÒ»¶¨ÓеÄÎïÖÊÊÇ________(д»¯Ñ§Ê½)£®

(3)

д³öAÖз¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ(ֻдһ¸ö)£º________£®

(4)

д³öBÖÐÎö³öºÚÉ«³Áµíʱ·¢Éú·´Ó¦µÄÀë×Ó·½³Ìʽ________£®

(5)

¸ù¾ÝÌâ¸øÌõ¼þ£¬¹ÌÌåMÖÐÒ»ÖÖÎïÖʵÄÖÊÁ¿¿ÉÒÔÈ·¶¨£¬Ó¦Îª________g(ÓôúÊýʽ±íʾ)£®

(6)

Ï¡ÑÎËáÓë¹ÌÌåM·´Ó¦ºó»¹²ÐÁôµ­»ÆÉ«¹ÌÌ壬¸Ã¹ÌÌå¿ÉÄÜÊÇ________(д»¯Ñ§Ê½)£¬Òª·ÖÀë¸Ã¹ÌÌ壬ÔÚʵÑé²Ù×÷ÖУ¬³ýÉÕ±­¡¢²£Á§°ôÍ⣬»¹ÐèÒªµÄ²£Á§ÒÇÆ÷ÊÇ________£®

(7)

·´Ó¦Íê³Éºó£¬È¡AÖÐÈÜÒºÉÙÐí¼ÓÈëÊÔ¹ÜÖУ¬ÒªÈ·¶¨¹ÌÌåMÖÐÊÇ·ñº¬ÓÐFe3+£¬Ðè¼ÓÈëµÄÊÔ¼ÁΪ£º________£®

a£®KSCNÈÜÒº

b£®NaOHÈÜÒº

c£®°±Ë®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2007½ìÖÂÔ¶ÖÐѧ¸ßÈý»¯Ñ§Ò»ÂÖ¸´Ï°Ð§¹û¼ì²â ÌâÐÍ£º058

ij¿ÎÍâÐËȤС×éΪÁË̽¾¿ÌúÓëÁòÔÚ¸ô¾ø¿ÕÆøµÄÌõ¼þÏ·´Ó¦ËùµÃ¹ÌÌåMµÄ³É·Ö£¬Éè¼ÆÁËÏÂͼËùʾװÖã®´ò¿ª·ÖҺ©¶·DÖлîÈû£¬»ºÂý¼ÓÈëÏ¡ÑÎËáÖÁ¹ýÁ¿£¬Óë¹ÌÌåM³ä·Ö·´Ó¦£®´ý·´Ó¦Í£Ö¹ºó£¬BÖÐÓкÚÉ«³ÁµíÎö³ö£¬CÖÐÁ¿Æø×°ÖÃÓÒ±ßÒºÃæÉÏÉý£¬µ÷½ÚÁ¿Æø×°ÖÃʹ×óÓÒÒºÃæÏàƽºó£¬²âµÃ½øÈëCÖеÄÆøÌåΪVmL(ÒÑ»»Ëã³É±ê×¼×´¿ö)£®

¸ù¾ÝÉÏÊöʵÑéÊÂʵ£¬»Ø´ðÏÂÁÐÎÊÌ⣺

(1)

¼ÓÈëÒ©Æ·ºÍʵÑ鿪ʼǰ±ØÐë½øÐеIJÙ×÷ÊÇ________£®

(2)

¹ÌÌåMÖÐÒ»¶¨ÓеÄÎïÖÊÊÇ________(д»¯Ñ§Ê½)£®

(3)

д³öAÖз¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ(ֻдһ¸ö)£º________£®

(4)

д³öBÖÐÎö³öºÚÉ«³Áµíʱ·¢Éú·´Ó¦µÄÀë×Ó·½³Ìʽ________£®

(5)

¸ù¾ÝÌâ¸øÌõ¼þ£¬¹ÌÌåMÖÐÒ»ÖÖÎïÖʵÄÖÊÁ¿¿ÉÒÔÈ·¶¨£¬Ó¦Îª________g(ÓôúÊýʽ±íʾ)£®

(6)

Ï¡ÑÎËáÓë¹ÌÌåM·´Ó¦ºó»¹²ÐÁôµ­»ÆÉ«¹ÌÌ壬¸Ã¹ÌÌå¿ÉÄÜÊÇ________(д»¯Ñ§Ê½)£¬Òª·ÖÀë¸Ã¹ÌÌ壬ÔÚʵÑé²Ù×÷ÖУ¬³ýÉÕ±­¡¢²£Á§°ôÍ⣬»¹ÐèÒªµÄ²£Á§ÒÇÆ÷ÊÇ________£®

(7)

·´Ó¦Íê³Éºó£¬È¡AÖÐÈÜÒºÉÙÐí¼ÓÈëÊÔ¹ÜÖУ¬ÒªÈ·¶¨¹ÌÌåMÖÐÊÇ·ñº¬ÓÐFe3+£¬Ðè¼ÓÈëµÄÊÔ¼ÁΪ£º________£®

A£®KSCNÈÜÒº

B£®NaOHÈÜÒº

C£®°±Ë®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º»ªÖÐʦ´óµÚÒ»¸½ÊôÖÐѧ2006£­2007ѧÄê¶È²¿·ÖѧУ¸ßÈý»¯Ñ§Æðµãµ÷ÑвâÊÔ¾í ÌâÐÍ£º058

ij¿ÎÍâÐËȤС×éΪÁË̽¾¿ÌúÓëÁòÔÚ¸ô¾ø¿ÕÆøµÄÌõ¼þÏ·´Ó¦ËùµÃ¹ÌÌåMµÄ³É·Ö£¬Éè¼ÆÁËÏÂͼËùʾװÖã®´ò¿ª·ÖҺ©¶·DÖлîÈû£¬»ºÂý¼ÓÈëÏ¡ÑÎËáÖÁ¹ýÁ¿£¬Óë¹ÌÌåM³ä·Ö·´Ó¦£®´ý·´Ó¦Í£Ö¹ºó£¬BÖÐÓкÚÉ«³ÁµíÎö³ö£¬CÖÐÁ¿Æø×°ÖÃÓÒ±ßÒºÃæÉÏÉý£¬µ÷½ÚÁ¿Æø×°ÖÃʹ×óÓÒÒºÃæÏàƽºó£¬²âµÃ½øÈëCÖеÄÆøÌåΪVmL(ÒÑ»»Ëã³É±ê×¼×´¿ö)£®

¸ù¾ÝÉÏÊöʵÑéÊÂʵ£¬»Ø´ðÏÂÁÐÎÊÌ⣺

(1)

¼ÓÈëÒ©Æ·ºÍʵÑ鿪ʼǰ±ØÐë½øÐеIJÙ×÷ÊÇ________£®

(2)

¹ÌÌåMÖÐÒ»¶¨ÓеÄÎïÖÊÊÇ________(д»¯Ñ§Ê½)£®

(3)

д³öAÖз¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ(ֻдһ¸ö)£º________£®

(4)

д³öBÖÐÎö³öºÚÉ«³Áµíʱ·¢Éú·´Ó¦µÄÀë×Ó·½³Ìʽ________£®

(5)

¸ù¾ÝÌâ¸øÌõ¼þ£¬¹ÌÌåMÖÐÒ»ÖÖÎïÖʵÄÖÊÁ¿¿ÉÒÔÈ·¶¨£¬Ó¦Îª________g(ÓôúÊýʽ±íʾ)£®

(6)

Ï¡ÑÎËáÓë¹ÌÌåM·´Ó¦ºó»¹²ÐÁôµ­»ÆÉ«¹ÌÌ壬¸Ã¹ÌÌå¿ÉÄÜÊÇ________(д»¯Ñ§Ê½)£¬Òª·ÖÀë¸Ã¹ÌÌ壬ÔÚʵÑé²Ù×÷ÖУ¬³ýÉÕ±­¡¢²£Á§°ôÍ⣬»¹ÐèÒªµÄ²£Á§ÒÇÆ÷ÊÇ________£®

(7)

·´Ó¦Íê³Éºó£¬È¡AÖÐÈÜÒºÉÙÐí¼ÓÈëÊÔ¹ÜÖУ¬ÒªÈ·¶¨¹ÌÌåMÖÐÊÇ·ñº¬ÓÐFe3+£¬Ðè¼ÓÈëµÄÊÔ¼ÁΪ£º________£®

A¡¢KSCNÈÜÒº

B¡¢NaOHÈÜÒº

C¡¢°±Ë®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

(A)ij¿ÎÍâÐËȤС×éΪÁË̽¾¿ÌúÓëÁòÔÚ¸ô¾ø¿ÕÆøµÄÌõ¼þÏ·´Ó¦ËùµÃ¹ÌÌåMµÄ³É·Ö£¬Éè¼ÆÁËÈçÓÒͼװÖá£ÇãбAʹϡÁòËá(×ãÁ¿)Óë¹ÌÌåM³ä·Ö·´Ó¦£¬´ý·´Ó¦Í£Ö¹ºó£¬B×°ÖÃÔöÖØ£¬C×°ÖÃÖÐÈÜÒºÎޱ仯£¬·´Ó¦ºó½øÈëÁ¿Æø¹ÜÆøÌåµÄÌå»ýΪVmL£¨ÒÑÕÛËã³É±ê×¼×´¿ö£©

ÓÉÉÏÊöʵÑéÊÂʵ¿ÉÖª£º

£¨1£©¢Ù¹ÌÌåMÖÐÒ»¶¨ÓеÄÎïÖÊÊÇ______________(Ìѧʽ) ÀíÓÉÊÇ_______________

¢ÚÆäÖÐÒ»ÖÖÎïÖʵÄÖÊÁ¿¿ÉÒÔÈ·¶¨Îª___________g(ÓôúÊýʽ±íʾ)¡£

£¨2)B×°ÖõÄÃû³ÆÊÇ________¡£

  д³öB×°ÖÃÖз´Ó¦µÄÀë×Ó·½³Ìʽ_______________________________________¡£

£¨3)C×°ÖõÄ×÷ÓÃÊÇ_________________________£¬Èç¹ûʵÑéÖÐûÓÐB×°Öã¬ÔòC×°ÖÃÖвúÉúµÄÏÖÏóÊÇ_________________________________________¡£

£¨4)Ï¡ÁòËáºÍ¹ÌÌåM·´Ó¦ºóÈÜÒºÖл¹²ÐÁôµ­»ÆÉ«¹ÌÌ壬¸Ã¹ÌÌåÊÇ_____________,Òª·ÖÀë³ö¸Ã¹ÌÌ壬ÔÚʵÑé²Ù×÷ÖУ¬³ýÉÕ±­Í⻹ÐèÒªÓõ½µÄ²£Á§ÒÇÆ÷ÊÇ_____________¡£

£¨5£©Í¨¹ý½øÒ»²½ÊµÑ飬²âµÃ¹ÌÌåMÖи÷ÖֳɷֵÄÖÊÁ¿Ö®ºÍСÓÚ·´Ó¦Ç°Ìú·ÛºÍÁò·ÛµÄÖÊÁ¿Ö®ºÍ£¬²úÉúÕâÖÖÏÖÏóµÄÔ­Òò¿ÉÄÜÊÇ_____________

  a£®MÖÐÓÐδ·´Ó¦µÄÌúºÍÁò    b£®²â¶¨ÆøÌåÌå»ýʱˮ׼¹ÜµÄË®Ãæ¸ßÓÚÁ¿Æø¹ÜµÄË®Ãæ

  c£®AÖÐÁôÓз´Ó¦Éú³ÉµÄÆøÌå    d£®ÆøÌå½øÈëD×°ÖÃǰδÓÃŨÁòËá¸ÉÔï

£¨B£©Ä³»¯Ñ§Ð¡×é²ÉÓÃÀàËÆÖÆÒÒËáÒÒõ¥µÄ×°Öã¨Èçͼ£©£¬ÒÔ»·¼º´¼ÖƱ¸»·¼ºÏ©

 

£¨1£©ÖƱ¸´ÖÆ·

  ½«12.5mL»·¼º´¼¼ÓÈëÊÔ¹ÜAÖУ¬ÔÙ¼ÓÈëlmLŨÁòËᣬҡÔȺó·ÅÈëËé´ÉƬ£¬»ºÂý¼ÓÈÈÖÁ·´Ó¦ÍêÈ«£¬ÔÚÊÔ¹ÜCÄڵõ½»·¼ºÏ©´ÖÆ·¡£

¢ÙAÖÐËé´ÉƬµÄ×÷ÓÃÊÇ____________£¬µ¼¹ÜB³ýÁ˵¼ÆøÍ⻹¾ßÓеÄ×÷ÓÃÊÇ____________¡£

¢ÚÊÔ¹ÜCÖÃÓÚ±ùˮԡÖеÄÄ¿µÄÊÇ________________________________________________¡£

£¨2)ÖƱ¸¾«Æ·

¢Ù»·¼ºÏ©´ÖÆ·Öк¬Óл·¼º´¼ºÍÉÙÁ¿ËáÐÔÔÓÖʵȡ£¼ÓÈë±¥ºÍʳÑÎË®£¬Õñµ´¡¢¾²Öᢷֲ㣬»·¼ºÏ©ÔÚ_________²ã(ÌîÉÏ»òÏÂ)£¬·ÖÒººóÓÃ_________ (ÌîÈë±àºÅ)Ï´µÓ¡£

  a£®KMnO4ÈÜÒº      b£®Ï¡H2SO  c£®Na2CO3ÈÜÒº

¢ÚÔÙ½«»·¼ºÏ©°´ÓÒͼװÖÃÕôÁó£¬ÀäÈ´Ë®´Ó_________¿Ú½øÈë¡£ÕôÁóʱҪ¼ÓÈëÉúʯ»Ò£¬Ä¿µÄÊÇ__________________¡£

¢ÛÊÕ¼¯²úƷʱ£¬¿ØÖƵÄζÈÓ¦ÔÚ_________×óÓÒ£¬ÊµÑéÖƵõĻ·¼ºÏ©¾«Æ·ÖÊÁ¿µÍÓÚÀíÂÛ²úÁ¿£¬¿ÉÄܵÄÔ­ÒòÊÇ£¨    £©

  a£®ÕôÁóʱ´Ó70¡æ¿ªÊ¼ÊÕ¼¯²úÆ·                  b£®»·¼º´¼Êµ¼ÊÓÃÁ¿¶àÁË

  c£®ÖƱ¸´ÖƷʱ»·¼º´¼Ëæ²úÆ·Ò»ÆðÕô³ö

£¨3£©ÒÔÏÂÇø·Ö»·¼ºÏ©¾«Æ·ºÍ´ÖÆ·µÄ·½·¨£¬ºÏÀíµÄÊÇ_________¡£

  a£®ÓÃËáÐÔ¸ßÃÌËá¼ØÈÜÒº        b£®ÓýðÊôÄÆ            c£®²â¶¨·Ðµã

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

AÌâÊʺÏʹÓöþÆڿθÄн̲ĵĿ¼Éú½â´ð£¬BÌâÊʺÏʹÓÃÒ»ÆڿθĽ̲ĵĿ¼Éú½â´ð¡£

26.(A)ij¿ÎÍâÐËȤС×éΪÁË̽¾¿ÌúÓëÁòÔÚ¸ô¾ø¿ÕÆøµÄÌõ¼þÏ·´Ó¦ËùµÃ¹ÌÌåMµÄ³É·Ö£¬Éè¼ÆÁËÈçͼװÖá£ÇãбAʹϡÁòËá(×ãÁ¿)Óë¹ÌÌåM³ä·Ö·´Ó¦£¬´ý·´Ó¦Í£Ö¹ºó£¬B×°ÖÃÔöÖØ£¬C×°ÖÃÖÐÈÜÒºÎޱ仯£¬·´Ó¦ºó½øÈëÁ¿Æø¹ÜÆøÌåµÄÌå»ýΪVmL£¨ÒÑÕÛËã³É±ê×¼×´¿ö£©

     

ÓÉÉÏÊöʵÑéÊÂʵ¿ÉÖª£º

(1)¢Ù¹ÌÌåMÖÐÒ»¶¨ÓеÄÎïÖÊÊÇ______________(Ìѧʽ)

ÀíÓÉÊÇ_____________________________________________________________

¢ÚÆäÖÐÒ»ÖÖÎïÖʵÄÖÊÁ¿¿ÉÒÔÈ·¶¨Îª___________g(ÓôúÊýʽ±íʾ)¡£

(2)B×°ÖõÄÃû³ÆÊÇ________¡£

д³öB×°ÖÃÖз´Ó¦µÄÀë×Ó·½³Ìʽ_______________________________________¡£

(3)C×°ÖõÄ×÷ÓÃÊÇ_________________________£¬Èç¹ûʵÑéÖÐûÓÐB×°Öã¬ÔòC×°ÖÃÖвúÉúµÄÏÖÏóÊÇ____________________________________________________________¡£

(4)Ï¡ÁòËáºÍ¹ÌÌåM·´Ó¦ºóÈÜÒºÖл¹²ÐÁôµ­»ÆÉ«¹ÌÌ壬¸Ã¹ÌÌåÊÇ_____________£¬Òª·ÖÀë³ö¸Ã¹ÌÌ壬ÔÚʵÑé²Ù×÷ÖУ¬³ýÉÕ±­Í⻹ÐèÒªÓõ½µÄ²£Á§ÒÇÆ÷ÊÇ_____________¡£

(5)ͨ¹ý½øÒ»²½ÊµÑ飬²âµÃ¹ÌÌåMÖи÷ÖֳɷֵÄÖÊÁ¿Ö®ºÍСÓÚ·´Ó¦Ç°Ìú·ÛºÍÁò·ÛµÄÖÊÁ¿Ö®ºÍ£¬²úÉúÕâÖÖÏÖÏóµÄÔ­Òò¿ÉÄÜÊÇ_____________

a.MÖÐÓÐδ·´Ó¦µÄÌúºÍÁò   

b.²â¶¨ÆøÌåÌå»ýʱˮ׼¹ÜµÄË®Ãæ¸ßÓÚÁ¿Æø¹ÜµÄË®Ãæ

c.AÖÐÁôÓз´Ó¦Éú³ÉµÄÆøÌå   

d.ÆøÌå½øÈëD×°ÖÃǰδÓÃŨÁòËá¸ÉÔï

£¨B£©

ij»¯Ñ§Ð¡×é²ÉÓÃÀàËÆÖÆÒÒËáÒÒõ¥µÄ×°Öã¨Èçͼ£©£¬ÒÔ»·¼º´¼ÖƱ¸»·¼ºÏ©

           

ÒÑÖª£º

   

 

Ãܶȣ¨g/cm3£©

È۵㣨¡æ£©

·Ðµã£¨¡æ£©

ÈܽâÐÔ

»·ÒÑ´¼

0.96

25

161

ÄÜÈÜÓÚË®

»·ÒÑÏ©

0.81

-103

83

ÄÑÈÜÓÚË®

(1)ÖƱ¸´ÖÆ·

    ½«12.5 mL»·¼º´¼¼ÓÈëÊÔ¹ÜAÖУ¬ÔÙ¼ÓÈë1mLŨÁòËᣬҡÔȺó·ÅÈëËé´ÉƬ£¬»ºÂý¼ÓÈÈ

ÖÁ·´Ó¦ÍêÈ«£¬ÔÚÊÔ¹ÜCÄڵõ½»·¼ºÏ©´ÖÆ·¡£

¢ÙAÖÐËé´ÉƬµÄ×÷ÓÃÊÇ____________£¬µ¼¹ÜB³ýÁ˵¼ÆøÍ⻹¾ßÓеÄ×÷ÓÃÊÇ____________¡£

¢ÚÊÔ¹ÜCÖÃÓÚ±ùˮԡÖеÄÄ¿µÄÊÇ________________________________________________¡£

(2)ÖƱ¸¾«Æ·

¢Ù»·¼ºÏ©´ÖÆ·Öк¬Óл·¼º´¼ºÍÉÙÁ¿ËáÐÔÔÓÖʵȡ£¼ÓÈë±¥ºÍʳÑÎË®£¬Õñµ´¡¢¾²Öᢷֲ㣬»·¼ºÏ©ÔÚ_________²ã(ÌîÉÏ»òÏÂ)£¬·ÖÒººóÓÃ_________(ÌîÈë±àºÅ)Ï´µÓ¡£

a.KMnO4ÈÜÒº    b.Ï¡H2SO4    c.Na2CO3ÈÜÒº

¢ÚÔÙ½«»·¼ºÏ©°´ÏÂͼװÖÃÕôÁó£¬ÀäÈ´Ë®´Ó_________¿Ú½øÈë¡£ÕôÁóʱҪ¼ÓÈëÉúʯ»Ò£¬Ä¿µÄÊÇ__________________¡£

¢ÛÊÕ¼¯²úƷʱ£¬¿ØÖƵÄζÈÓ¦ÔÚ_________×óÓÒ£¬ÊµÑéÖƵõĻ·¼ºÏ©¾«Æ·ÖÊÁ¿µÍÓÚÀíÂÛ²úÁ¿£¬¿ÉÄܵÄÔ­ÒòÊÇ£¨    £©

a.ÕôÁóʱ´Ó70¡æ¿ªÊ¼ÊÕ¼¯²úÆ·

b.»·¼º´¼Êµ¼ÊÓÃÁ¿¶àÁË

c.ÖƱ¸´ÖƷʱ»·¼º´¼Ëæ²úÆ·Ò»ÆðÕô³ö

(3)ÒÔÏÂÇø·Ö»·¼ºÏ©¾«Æ·ºÍ´ÖÆ·µÄ·½·¨£¬ºÏÀíµÄÊÇ_________¡£

a.ÓÃËáÐÔ¸ßÃÌËá¼ØÈÜÒº

b.ÓýðÊôÄÆ

c.²â¶¨·Ðµã

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸