被动语态的构成形式为"be＋动词的ED分词"，随时态的不同，"be"发生相应的变化，下表是be在英语八种被动时态中的变化形式
| 一 般 | 完 成 | 进 行 | |
|---|---|---|---|
| 现在 | am，is，are + told | have(has) been + told | am，is，are + being told |
| 过去 | was，were+told | had been + told | was，were + being told |
| 将来 | will(shall) be + told | ||
| 过去将来 | would(should) be + told |
2.1 被动语态的构成
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