Hard as the metal is, it can be changed into liquid at high temperatures.
举一反三
- ________lies at the center of the earth. A: Metal B: Hard rock C: A ball of hard metal D: Hot liquid rock
- Modern plastics can ______ very high and very low temperatures.
- Pesticides must be burned at very high temperature because high temperatures can limit ______.
- 3. ________ lies at the center of the earth. A. Metal B. Hard rock C. A ball of hard metal D. Hot liquid rock A: 答案A B: 答案B C: 答案C D: 答案D
- It is the strongest natural _______ and can stand very high temperatures and be machine washed.