if、whether引导的宾语从句(共3页).doc

if / whether引导的宾语从句一、由if或whether引导的宾语从句。if/ whether “是否”，说明对陈述的事物不明确或不清楚。常用在ask, wonder, can(could) you tell me 等后，二者通常可以互换。 例如：Lily asked if/whether she liked it.莉莉问她是否喜欢它。 I want to know if (whether) he lives there.我想知道他是否住在这儿。 He asked me whether (if) I could help him.他问我是否可以帮助他。小试牛刀：1、Mr.Ding asked . Could he come at seven ? 2、She wanted to know. Did you have a good time?