【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.

According to the speaker, the United States and other western countries A: have to adjust to the problems of immigrants nowadays. B: have enough experience to deal with immigration. C: have problems in adjusting the waves of immigrants. D: have experience in adjusting to immigration problems.

Look at the following cycle and tick the benefits that evaluation can bring to the whole project.Evalutions can: A: Check progress. B: identify problems and their causes. C: suggest possible solutions to problems. D: provide information and insight. E: solve problems in a timely manner.

What does the author mean by saying “Teenagers at risk of depression, anxiety and suicide often wear their troubles like a neon sign” (Lines 1-2, Para.1)? A: Mental problems can now be found in large numbers of teenagers. B: Teenagers’ mental problems are getting more and more attention. C: Teenagers’ mental problems are often too conspicuous not to be observed. D: Depression and anxiety are the most common symptoms of mental problems.

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.

In inter-gender communication when responding to hearing of someone else's problems,__________. A: Men tend to respond to hearing of someone else's problems by telling of their own problems. B: Women tend to show that they understand the situation the other person is in and that they feel sympathetic. C: Women are more likely to take it as a request for help. D: Women tend to offer a solution, however pointless the solution might be.