Bu and mei

\r\n==Usage of 没==\r\n ===Negation of 有 only with 没 － To Have （Not to have)===\r\n对 － 我没有自己的笔记本 错 － 我不有自己的笔记本\r\n ===Exception===\r\n 他没有名 ＝ 他不有名 － not famous. The second is considered also correct, but it is not common.\r\nIt is not exception in full effect, because 有名 is an adjective, and not ver + object, as it is in the first example.\r\n\r\n===Past / Present===\r\n 我没买水果 - I didn't buy fruits.\r\n我不买水果 - I don't (will not) buy fruits.\r\n ===Exceptions - complicated structures===\r\nThere are some exceptions when we talk about past, but we can not use 没. \r\nFor example, when there is a modal verb. \r\n这部电影我一直没看完，因为昨天不想看，今天也不想看

When the action didnt actualy happen in the past\r\n我昨天不开电脑因为它坏了 - I didn’t start my computer yesterdy, because it broke. (I didn't want to)\r\n我昨天没开电脑因为它坏了。－ I didn't start my computer yesterdy, because it broke. (I didn’t do it)\r\nWords about feelings\r\n对 － 我不爱你 （present)\r\n对 － 我没爱过你 (past)\r\n不对 － 我没爱你\r\n"Love" is usualy accompanied only with 不，when it is accompanied with 没，we have to add 过 - the meaning is "I have never loved you"\r\n Same with "喜欢“\r\n 对 － 我不喜欢你 （present)\r\n对 － 我没喜欢过你 (past)\r\n不对 － 我没喜欢你\r\n\r\nNever experienced（过）\r\n对 － 我还没去过美国 - I have never been to USA.\r\n对 － 我还没去美国。- I still didn't go to USA (I am planning to go and I may have been there before)\r\n错 － 我还不去过美国。\r\n Have not finished（完)\r\n 对 － 我还没有做完。\r\n错 － 我还不做完\r\n Future perfect\r\n 对 － 后天早上6点我还没起床 - After tomorow at 6 am i will not have got up yet.\r\n错 － 后天早上6点我还不起床\r\n对 － 你明天来吧！你来的时候我还没有出门 - Come tomorow! When will not leave until you come.\r\n错 － 你明天来吧！你来的时候我还不有出门\r\n Comparison\r\n 他没有她好 － he is not as good as she is\r\n他不如她好 - he is not as good as she is\r\n(如can not be accompanied with 没）\r\n Complemets\r\n 对 － 我看不到那么远的地方。- I can't not see such a far away place.\r\n错 － 我看没到那么远的地方\r\n 对 － 我听不到他们再说什么，他们离这里太远。I can not hear what they are talking, they are too far.\r\n错 － 我听没到他们再说什么，他们离这里太远。 \r\n 对 － 他什么都看不见。He doesn't see anything.\r\n错 － 他什么都看没见。\r\n对 － 他什么都听不见。He doesn't hear anything.\r\n错 － 他什么都听没见。\r\n 对 － 我吃不下。 - I can not eat anymore.\r\n错 － 我吃没下。\r\n对 － 我进不去。- I can not enter.\r\n错 － 我进没去。\r\n However when it refers to past, we can use 没，but with a different structure.\r\n 对 － 我没有看到他们。I didnt see them.\r\n错 － 我看没到他们。\r\n 对 － 我从来没有听到过那么脏的话。I have never heard such a vulgar words.\r\n错 － 我从来有听没到过那么脏的话。\r\n 对 － 我昨天没看见你。I didn't see you yesterday.\r\n错 － 昨天看没见你。\r\n 对 － 我昨天上课的时候没听见老师说了什么。Yesterday during the class I didn't hear what was teacher saying. \r\n错 － 我昨天上课的时候听没见老师说了什么。\r\n Words only with 没 \r\n 没关系，没事，没意思，没兴趣，\r\nIn Chinese they all represent "Not to have"，however when it is translated to english it is a different meaning.\r\nFor. ex.: 没意思 - it means "boring" however in chinese it is something like "it doesnt have meaning"\r\n\r\n Usage of 不\r\n\r\nSome adjectives can be created only with 不\r\n 不容易，不高兴，不好\r\n 对 － 这个题目真不容易 - This issue is really not easy.\r\n错 － 这个题目真没容易\r\n Some adverbs can be created only with 不\r\n 不一定，不常常，不总是\r\n对 － 我不一定能过去 - It is not sure that I will be able to come.\r\n错 － 我没定能过去。\r\n\r\nModal verbs can not be accompanied with 没， only with 不\r\n 不要，不会，不可以，不是\r\n 对 － 我不想去那边。 I don't want to go there.\r\n错 － 我没想去那边。\r\n Exceptions: \r\n没能 － we know the reasult of the event for sure\r\n不能 － we do not know how did it end up, but at the time it was not possible\r\n 对 － 他昨天没能过来。 - He couldn't come yesterday. (and he really didn't come) 对 － 他昨天不能过来。- He couldn't come yesterday. (but he may have come in the end)\r\n (没能 － shorter form of 没能够 (meaning of the expresson with 2 characters is not that strong as it is in the oroginal sentence)\r\n 没要 － 我爸爸给我钱，我没要。(my dad gave me money but i didnt want them)\r\n 不要 － 我爸爸给我钱，我不要。(my dad gave me money but i dont want them)\r\n\r\nSentence with 了\r\n了and 没 can never be in one sentence together\r\n 对 － 我没去 - I dind't go.\r\n对 － 我不去了 - I don't want to go anymore.\r\n错 － 我没去了\r\n\r\nNegation of modal verbs: Modern mandarin chinese grammar - 73