Ensure that your presentation still works without your visual aids in case of（ ）
A: preparation problems.
B: human problems.
C: technical problems.
D: objective problems.
A: preparation problems.
B: human problems.
C: technical problems.
D: objective problems.
举一反三
- 【多选题】What are the potential safety problems on campus? A. Food problems. B. Health problems. C. Property problems. D. Psychological problems.
- The elements that cause problems with the use of the IRR in projects that are mutually exclusive are: A: the discount rate and scale problems. B: timing and scale problems. C: the discount rate and timing problems. D: scale and reversing flow problems. E: timing and reversing flow problems.
- The traditional approach ( ) with complex problems is to break them down into smaller, more easily managed problems.
- If one wants to deal with problems fairly, one should try to avoid being _____ when looking at these problems.
- Richardson is often regarded as the founder of the ______ English novel since his novels focus on the limited problems of marriage and other family problems.