21. C)put up with
22. B)stay away from
23. B)doing challenging work may be good for one’s health
24. A) the outcome was beyond their control
25. D)short bursts of stress hormones enhance memory function
26. A)People the world over enjoy eating their company’s potato chips
27. B)It needs to turn to the word market for development.
28. D)consumers worldwide today are attracted by global brands
29. D)To promote the company's strategy of globalization.
30. A)will be in the interest of the local people
31. B) the child may feel that he owes her an apology
32. D)I’m aware you’re upset ,but I’m not to blame
33. B)it is vague and ineffective
34. A)their ages should be taken into account
35. C) not as simple as it seems
36. C)A huge financial problem has arisen.
37. B) They pooled their efforts to help solve it.
38. D)unthinkable
39. B)To see if there was a deliberate cover-up of the problem.
40. A)keep people properly informed of the crisis