1、Notice the topic sentence is usually the first or the last sentence of a paragraph.
注意主題句經常是一個自然段的第一句或最后一句。

2、Most important of all, you should pay special attention to the topic sentence of a passage.
最重要的是，你要特別注意段落的主題句。

3、Topic sentence gives us a "summary" or overall meaning of each paragraph.
主題句總結每段的整體意義。

4、Read the article and underline the topic sentence for each paragraph.
閱讀短文，在每段的主題句下劃上橫線。

topic sentence翻譯