A．tell us that life is dull B．prove that music affects mood C．tell us how to seek happiness D．tell us bad mood can affect work

解析：选B 推理判断题。第三段的主题句为第一句，下面举的例子是为了证明这个观点的，故答案为B项。

8．In order to get the greatest effect of music, you are advised to ________. A．listen to some of Bob Marley's B．only choose relaxing music C．test all kinds of music D．listen to classic rock

解析：选C 细节理解题。根据最后一段的“Experiment with the types of music you listen to during certain tasks. By trial and error you'll finally discover your best choice.”可知，答案为C项。

Ⅴ.阅读七选五

Life-changing habits

Turn off your phone before bed.

Forcing yourself to bed earlier is a tall order, but you can at least aim for the most restful sleep when you finally do turn in for the night. __1__ Quit trying to pay attention to more emails or get a new high score, and make some progress in your reading list instead.

Eat more fruits and vegetables.

Looking to eat healthier? __2__ For a long-term solution, make a point of adding fresh produce to your plate, rather than avoiding certain foods. You'll naturally eat fewer unhealthy foods not because there will be less room on your plate, but because you will be filling it up with satisfying fruits and vegetables.

__3__ Make a point of looking for the beauty in the world, and you could improve your general happiness. Try to record the details of your life. Start a diary to keep track of the beautiful things in your own life. __4__ Listen more, talk less.

During conversations, do you spend all your “listening” time thinking about how to respond to the speaker? __5__ It includes learning what the other person really wants to get across. When it's clear you truly care about what the other person is saying, you'll make your relationships better.

A．Ask follow-up questions.