读一读下面的故事，并判断正（T)误（F）there was a little doy.he was chinese.his name was kong rong.kong rong had a big family.one day,his father came home.he had a big bag.there were lots of pears in the bag.everyone wanted to eat the

读一读下面的故事，并判断正（T)误（F）there was a little doy.he was chinese.his name was kong rong.kong rong had a big family.one day,his father came home.he had a big bag.there were lots of pears in the bag.everyone wanted to eat the 12,阅读下面文章,判断正t误f 读一读,判断句子的正T误F. 判断句子的正（T）误( F) 根据图示,判断英文解释的正(T)误(F),并改正. 判断,正T误F 判断正(T)误(F) 阅读短文判断句子的正(T)误(F) 判断正T错F 判断句子正t误f.jane comes from england 阅读短文,判断正误,正“T”,误“F” 阅读短文,判断句子正（T）错（F） 阅读短文,判断下列句子正（t）误（f） 判断 f（x）=x+x/1 在（0,正无穷大）上的单调性并证明 已知函数f(x)=2/x-1 （1）判断f（x）在（0,+∞）上的单调性并加以证明； （2）求f（x）的定义域、值域；已知函数f(x)=2x-2/x 证明f(X)在（0,正无穷大上）为增函数下面还有 一题 判断下列句子的正（T)误（F）.Peter is a policeman.( )Peter often goes hiking.( )Peter sleeps in the day and works at night.( ) 已知函数f(x)=x+m/x.且f(1)=2,判断f(x)在（1,正无穷大）上的增减性,并证明. 判断F（X）的单调性并证明若f(x)是偶函数,且在（0,正无穷）上是减函数,判断f(x)在（负无穷,0）上的单调性并证明.