(1/2)已知椭圆C的中心在原点,焦点在X轴上,左右焦点分别为F1F2,且F1F2的绝对值=2,点(1,2分之3)在...(1/2)已知椭圆C的中心在原点,焦点在X轴上,左右焦点分别为F1F2,且F1F2的绝对值=2,点(1,2分之3)
【六年级英语连词成句和辨音.①ri(gh)tli(gh)t()②m(y)diar(y)()③n(ear)by(ear)ly()④pull(ed)watch(ed)()①last,was,it,Day,the,holiday,National,week(.)()②any,there,the,trees,farm,were,fruit,on(?)()③oranges】
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【小学英语六年级连词成句Tom,homework,day,every,does,doTom,homework,day,every,does,do(?)do,last,did,sister,what,weekend,your(.)】
六年级连词成句.①take,bus,we,NO.7,can(.)②minutes,every,a,there's,bus,five(.)③wat,theto,me,tell,the,you,cinema,can(?)④office,the,to,want,to,go,I,post(.)