The underlined word "course" in paragraph 2 means （）
A: a place for a race
B: a school of study
C: the direction
D: part of a meal
A: a place for a race
B: a school of study
C: the direction
D: part of a meal
举一反三
- The word “negative” underlined in Paragraph 2 probably means .
- The underlined word “combine” in the last paragraph means “to ( )”.
- The underlined word “positive” in the fourth paragraph means ________.
- The underlined word “incremental” in the last paragraph probably means _____.
- Yellowstone, it seemed to me, was the top of the world. The underlined part means Yellowstone is the highest place in the world.