What did the willow bark look like after Stone...
Câu hỏi: What did the willow bark look like after Stone prepared it for his experiments?
A It was in large chunks.
B It was a thick liquid.
C It was in strips of bark.
D It was a rough powder.
Câu hỏi trên thuộc đề trắc nghiệm
- Đề thi giữa HKI tiếng Anh 12 - Đề số 3 (có lời giải chi tiết)