在小学语文教学中实施素质教育的核心是()

In the original test，all the animals in a test group are given a substance _______ half of them die

指导学生作文，要()

Nobody but you _______ what he said.

目前，小学语文质量评估的发展方向是提倡()

对于小学高年级学生的作文，“中心思想”方面的要求是()

She disagrees ______ him ______ everything.

学生作文的源泉是（）

Some persons gain goal and direction from their tensions;others ________ under pressure.

识字的最终目的是()