中国大学MOOC: Cast iron is the most widely used engineering material, and also the most recycled of all materials
举一反三
- Cast iron is the most widely used engineering material, and also the most recycled of all materials
- Cast iron is the most widely used engineering material, and also the most recycled of all materials A: 正确 B: 错误
- Which of the following expressions is correct? A: Carbonaceous materials are the most widely used cathodes because they are non-toxic and provide good stability. B: Carbonaceous materials are the most widely used cathodes because they are non-toxicity and good stability. C: Carbonaceous materials are the most widely used cathodes due to their non-toxicity and high stability. D: Carbonaceous materials are the most widely used cathodes due to non-toxic and highly stable.
- 中国大学MOOC: Civil engineering is arguably the most diverse field of all the engineering branches.
- 中国大学MOOC: Multimodal transport is the most widely used in international business.