With mathematical_______, you can save time by approximating.
举一反三
- 4. You can save time except _______________________.
- You can save money each time you use it.
- Only when you realize that how valuable water is________ it. A: you can save B: can you save C: that you can save D: that can you save
- You can save time except _______________________. A: being patient B: being consistent C: being flexible D: being generous
- 6. It can save you ____