Which of the following is recyclable material? （ ）
A: Aluminum
B: All the options
C: Glass
D: Cardboard
A: Aluminum
B: All the options
C: Glass
D: Cardboard
举一反三
- Which of the following is NOT a recyclable material? （ ）
- Which of the following is recyclable material? （ ）
- 中国大学MOOC: All delicate parts are to be in soft material and firmly packed in cardboard boxes.
- Which of the following metals is environmental friendly? A: iron B: aluminum C: copper D: titanium
- Which of the following elements is a d-block element? A: Copper B: Chlorine C: Aluminum D: Sodium