When Were Colored Cameras Invented. 因为if从句表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设，所以从句多用 一般过去时 或过去完成时。 如： if i were you,i would invite him to the party. From other's conversation,i found out they mentioned i was and sometimes they also mentioned i were.
From other's conversation,i found out they mentioned i was and sometimes they also mentioned i were. 谢邀。 根据 主谓一致 的原则，i was是英语中的主流。。 但是在if引导的 虚拟语气 中，如果与现在相反，谓语动词用过去式，be动词一律为were. 所以传到现代英语中，i am和he/she/it is的虚拟式的标准用法就应该是 if i/he/she/it were，而不是was。 由上面两表也可以看出，古英语中的虚拟式（虚拟语气）是非常规范、常用的，每个动.
所以传到现代英语中，I Am和He/She/It Is的虚拟式的标准用法就应该是 If I/He/She/It Were，而不是Was。 由上面两表也可以看出，古英语中的虚拟式（虚拟语气）是非常规范、常用的，每个动.
Mugshots and making headlines ——从句对. 因为if从句表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设，所以从句多用 一般过去时 或过去完成时。 如： if i were you,i would invite him to the party. From other's conversation,i found out they mentioned i was and sometimes they also mentioned i were.
From other's conversation,i found out they mentioned i was and sometimes they also mentioned i were. 因为if从句表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设，所以从句多用 一般过去时 或过去完成时。 如： if i were you,i would invite him to the party. If i were a bird, i would.
所以传到现代英语中，I Am和He/She/It Is的虚拟式的标准用法就应该是 If I/He/She/It Were，而不是Was。 由上面两表也可以看出，古英语中的虚拟式（虚拟语气）是非常规范、常用的，每个动.
Was、were的用法和与is、am、are的区别区别如下：1、were是are的过去式，表示复数。2、was是is，am的过去式，表示单数。例句：there were many trees on the playground.以前的. Mugshots and making headlines ——从句对. If you were talking about all the other aspects, the cost would be even greater.
Is there any rules for i was/were? 在英语中，you作为第二人称，其后的be动词通常使用are或were。are表示现在时态，were表示过去时态。例如：that's my wife you were talking to（刚才和你说话. 谢邀。 根据 主谓一致 的原则，i was是英语中的主流。。 但是在if引导的 虚拟语气 中，如果与现在相反，谓语动词用过去式，be动词一律为were.