Steel is made ______ iron.
A: on
B: at
C: from
D: in
A: on
B: at
C: from
D: in
举一反三
- —This machine is very big.—Sure it is .It’s made ________ iron. A: from B: by C: in D: of
- How does steel differ from pig iron? A: Less carbon B: More carbon C: Steel is preferred by sheep and chooks D: None of the above
- Iron and steel are flexible. But they are not as flexible ______ rubber. A) as C) to B) for D) by A: Iron and steel are flexible. But they are not as flexible ______ rubber. B: as C: for D: to E: by
- Is a yurt made from steel frame covered with felt?
- The main social services of the iron and steel industry system are the provision of iron and steel products and the consumption of iron ore A: 正确 B: 错误