[填空题]Old people tend to have difficulty in __________ (跟上时代的发展).

[填空题]Old people tend to have difficulty in __________ (跟上时代的发展).

[填空题]Emotional people tend to have more dreams.

[填空题]Elderly people tend to have lower ______ than yuonger adults.

[填空题]Elderly people tend to have lower __________ than younger adults.

[单项选择]Studies have proved that smart people tend to be smart across different kinds of realms.（　）
A. realities
B. fields
C. occupations
D. courses

[单项选择]Chinese people tend to

[填空题]Happy people tend to talk more than unhappy people, but when they do, it tends to be less small talk and more substance. A group of (36) from the University of Arizona and Washington University in St. Louis set out to find whether happy and unhappy people (37) in the types of conversations they tend to have. For their study, volunteers wore an (38) recording device called the Electronically Activated Recorder (EAR) over four days. The device (39) records pieces of sounds as participants go about their lives. The EAR (40) 30 seconds of sounds every 12.5 minutes (41) a total of more than 20, 000 recordings. Researchers then listened to the recordings and (42) the conversations as small talk discussions. In addition, the volunteers completed (43) and well-being assessments.
Here’s what the researchers found: The happiest participants spent 25 percent less time alone and 70 percent more time talk