Match “clues” 1-3 with their function a-c in a text. (Ghép “manh mối” 1-3 với chức năng a-c của chúng trong văn bản.)
1. she, he, it, her, him, one, this, that, here, there
2. But, However, Alternatively, Instead
3. Also, In addition, For example, In fact
a. they introduce additional information
b. they introduce contrasting information
c. they refer back to something in the text