【单选题】—The earth goes round the sun. —What did he say? I couldn't hear him. —_________. [ ]
A.
He says the earth goes round the sun.
B.
He said the earth goes round the sun.
C.
He said the earth went round the sun.
D.
He says the earth went round the sun.
【简答题】He told his pupils that the earth (move) ______ around the sun.
【单选题】某二叉树的前序遍历序列为ABCDE,中序遍历序列为CBADE,则后序遍历序列为()
【单选题】蛋白质的功能取决于其结构。已知SH 2 结构域含有约100个氨基酸残基,该结构域特异性地识别他种蛋白上磷酸化的酪氨酸基团,从而参与酪氨酸激酶受体介导的信号转导过程。现有若干结构、功能未知蛋白质,哪一种最可能与磷酸化的酪氨酸结合
【单选题】某二叉树的前序遍历序列为ABCDE,中序遍历序列为CBADE,则后序遍历序列为( )。
【简答题】任正非.docx 问题:分析以上材料,谈谈你对我国教育进行改进的看法,不限字数。