中国大学MOOC: Which of the following are organic compounds?
举一反三
- 中国大学MOOC: You’ve learned some about “GM food”. Which of the following may not be true according to the differences between GM food and organic food?
- Vitamins are a class of high molecular organic compounds( )
- 中国大学MOOC: Which of the following is OPINION?
- 中国大学MOOC: Which of the following is a FACT ?
- 中国大学MOOC: Which of the following are vowels?