Language differences in communication sometimes also present challenges in terms of cultural difference and time difference. A: 正确 B: 错误

If a paired comparison test of mean differences supports rejecting the null hypothesis, then the: A: independence of the samples is statistically significant. B: standard error of the mean differences is low relative to the sample mean difference. C: difference in means is not statistically significant.

Questions 22 to 25 are based on the passage you have just heard. 22 A: Unconscious biases. B: Mental difference. C: Intelligent difference. D: Physical difference.

It’s too late to make a difference.

____________ he comes or not makes no difference. (Whether; If)

18. A change in the ______ can result in a big difference.

Whether he will leave today or tomorrow________ no difference.

10. 每天都有点不同。 A: Every day is a little difference. B: Every day has little difference. C: Every day is a little different.

The rain did ______ to the game. A: take a difference  B: put a difference C: have a difference  D: make a difference

中国大学MOOC: ________ she comes or not makes no difference.