306×5=____
508×8=____
67×6=____
不等式-x2+7x>6的解集是( )
有机物的含义:从物质的组成看,有机物是一类含____的化合物(除碳的氧化物、碳酸、碳酸盐等),大多含有____等元素。
猜猜下面说的是哪种小动物。
Its ears are long. Its eyes are small. Its mouth is small. Its tail is short. What is it?
____
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