中国大学MOOC: Ivermectin is highly effective against a range of parasites and has no side effects.
举一反三
- Ivermectin is highly effective against a range of parasites and has no side effects. A: 正确 B: 错误
- This drug contains no _____ substances and has no side effects.
- Every drug has some side effects.
- 中国大学MOOC: All of the side effects are mild, like a slight headache.
- It has not been ______ that this drug is effective against the new type pneumonia.