what与that引导名词性从句时有何区别? 请看题： —I think __________ he needs is more practice. —Yes. __________ he needs more practice is clear. http://yingyu.chazidian.com A. what, What B. that, That C. what, That D. that, What 此题应选 C。其余三项均可能被误选。what 和 that 都可以引导名词性从句，但有区别。如： 1. what 引导名词从句时，它在从句中要充当句子成分(主语、宾语等)，而 that 引导名词从句时，它在从句中不能充当句子成分。 2. what 引导名词从句时，它有词义(表示：什么；所……的[东西])；而 that 引导名词从句时，它没有词义。 请做以下试题，注意区别 what 和 that。如： 1. ________ you said is different from the thing ________he told us. A. What, what B. That, that C. What, that D. That, what 2. —I think ________ he said is true.(http://yingyu.chazidian.com) —But don’t forget the fact ________he is a cheat. A. what, what B. that, that C. what, that D. that, what 3. ________ surprised us most is ________he spoke English so well. A. What, what B. That, that C. What, that D. That, what 答案：1. C 2. C 3. C