2. Match the medical terms in English in the left column with the ones in Chinese in the right column.
| H | 1) | theory of causes of disease | A. | 风痰 |
| F | 2) | pathogen | B. | 外寒 |
| I | 3) | external pathogen | C. | 湿浊 |
| E | 4) | external contraction | D. | 六淫 |
| D | 5) | six excesses | E. | 外感 |
| B | 6) | external cold | F. | 病邪 |
| J | 7) | internal dampness | G. | 劳倦 |
| A | 8) | wind-phlegm | H. | 病因学说 |
| C | 9) | dampness turbidity | I. | 外邪 |
| G | 10) | overexertion and fatigue | J. | 内湿 |
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