作者在最后一个部分大篇幅的指出了语篇互动性研究对学术性写作的贡献。
Finally attention is drawn to the implication of textual interaction in the teaching of academic writing.
从阿拉斯加东南海岸岛屿的洞穴中提取的化石的放射性碳年代测定法表明，在最后一个冰河时代，该地区至少有一部分保持无冰状态。
Radiocarbon dating of fossils taken from caves on islands along southeastern Alaska's coast suggest that at least a portion of the area was remaining ice-free during the last ice age.
所有这些行为中的必要部分(在最后一个中明确地陈述了)是制定决策的能力和权力。
An essential component for all of these actions (stated explicitly in the last one) is the ability and the authority to make decisions.
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