陳述句如何變賓語從句加that.We know (that )your are clever
一般疑問句如何變賓語從句 用whether 或 if.We wonder if/whether you know about English
這里whether 與 if區(qū)別是：如果有or not ,用 whether.介詞后用 whether.whether+不定式.例如
1)We wonder whether go there or not .
2)We wonder whether to go there .
3)It depends on whether you like English
特殊疑問句如何變賓語從句仍然用原來的疑問詞.例如：Do you know how long he will stay here?