为什么不用think positively?

为什么不用think positively? I think he is tall he 为什么不用宾格? Who do you _the most famous basketball player?为什么用think is 而不用think? I think it essential that...为什么不用 I think it is.. I can not think of any good advice to give her为什么不用think up I Think That He Is A Boy 为什么 Think 不用动词过去式? think of sb.一个老外给我写信,信中说think of you )think about you 为什么不用miss 呢 为什么用move them away而不用move away them?think about/of it为什么不是think it about/of? 英语语法,hardly did i think it impossible这句话为什么有did还用think而不用thought,还有it后面为什么不用is,谢谢 什么时候用be动词?比如：I am sorry.和 I think.为什么I think不用be动词? what he said sounds teue,i think.sounds?为什么不用单数?what he said sounds true,i think. what does he think of 是不是等于how does he think.或者为什么前面用what 不用 We think it interesting to listen to music.解释：为什么不用We think it is interesting to listen to music. i think no one will agree with you .i think it no matter翻译matter为什么不用 wrong trouble mind I __ he had finished his homework at this timeA.think B.thought这里为什么不用think呢? 不是及物动词后面要跟宾格吗,think是及物动词.I think they are great.为什么they 不用宾格呢? think否定前移用法think否定前移.主语是第三人称时用不用前移?为什么有的说要用有的说不用? 英语：I think she must be a teacher,___?怎么写?为什么不用must she呢？