1 . Judging from the passage, we can say that this passage is mainly about __________

• A. the superiority of human beings over some creatures in terms of senses
• B. how changes in the seasons are perceived by the deep-sea creatures
• C. life of sea creatures at the bottom of the sea
• D.

Answer: Option A

Explanation:

2 . This passage is mainly about

• A. using folk medicines in place of modern medicines
• B. antibiotics in the field medicine
• C. the validity of folk remedies and their use for advances in modern medicines
• D. isolating antibiotics in cheese sugar, and slime

Answer: Option C

Explanation: