How many kinds of travel books are mentioned in the passage
A: 2.
B: 3.
C: 4.
D: 5.
A: 2.
B: 3.
C: 4.
D: 5.
举一反三
- How many kinds of travel books are mentioned in the passage A: Two. B: Three. C: Four. D: Five.
- How many steps in producing A book are mentioned in the passage A: 4. B: 6. C: 5. D: 7.
- How many meetings are mentioned in the news(). A: 1. B: 2. C: 3. D: 4.
- How many rooms concerned are there A: 2. B: 3. C: 4. D: 5.
- How many types of exposition are mentioned in the video? A: 2 B: 3 C: 4 D: 5