1. Natalia， (______)exchange student from Spain， is (______)university student in Sichuan now.

39. A son is unwilling to work in his father’s business mainly because _____.

38. Based on the passage， it can be assumed that ______.

37. Most young adults in the U.S. get married for the sake of ____.

36. The writer discusses the marriage of young adults in order to show which of the following?

35.What is the main idea of this passage?

34.According to the researchers， what is the reason for some people with autism to have difficulty in non-verbal social interactions?

33.The findings of Emily Willingham＇s study show that ______.

32.Which of the following is TRUE about Jenny McCarthy＇s attitude toward the study?

31.The study published in The Journal of Child Psychology and Psychiatry will ______.

30.According to the passage， the author ______.