HOLD=HELD同题?什么时候用哪个?

HOLD=HELD同题?什么时候用哪个? 是held-hold-hold 还是hold-held- held那个是原型,那个是过去式,哪个是过去分词……我迷糊了 HELD用法HELD不是HOLD的过去分词吗?为什么会用will be held而不是will be hold呢?如果是hold该怎么用? a sports meeting( ) in our school last week?括号填 held?有2个答案,一个是 held 一个是 is held?要选哪个啊?还有我想问下什么时候用过去式,什么时候用be done啊? hold back还是held back 一道英语题不同时态的比较the sports meet___(hold)next week is important.the sports meet___(hold)now is important.the sports meet___(hold)last week is important.的比较是否为being held ,being held,held The exhibition held twice every year.需要加is?不加的话 是不是用hold hold,held 谁是动词原型来着? 英语翻译hold和held是什么关系? held(hold的过去式)读音怎么读? hold up与hold back的区别They can not arrive in Shanghai on time,because the ship was _________ by the storm.A.held upB.held back我用百度上的词典http://www.baidu.com/s?ie=gb2312&bs=hold+on&sr=&z=&cl=3&f=8&wd=hold+back&ct=1048576查 A、B2 The young man()A.hold his breathB.held his breathC.held his breatheD.held her breath A Festival for the Dead is held once a year in Japan.中的is held中含的语法,为什么用hold的过去式 take place和happen hold的区别问一道题啊.the Beijing Olimpics ending ceremony in beijingA.happened B held Ctook place D were hold Was it _the conference of APEC that made Shanghai the focus of the world then?A.holdingB.to hold C.held选哪个?为什么? how often are the Olympic Games held.里的game为什么要加s,hold为什么要用过去式?) Mr.White has been invited to the celebration ____ tomorrow afternoon.A held B to be held celebration 与 hold 是被动关系,这里用held 又错在哪里呢? 关于hold作为举办什么什么的用法的问题 The Olympic Games will be held in ...为何是held?The Olympic Games will be held in our country.新概念二第37课的课文中的句子为何要用held?held不是过去分词吗?而为何下一