Nick: Hi, Ryan. Do you know when the test results will come out?

Ryan:  56（ ）  

Nick: I'm anxious to see how I did.  57（ ）  

Ryan:I'm not that nervous.  58（ ）  

Nick: I think most of the test was pretty easy, but some of the questions were tricky.

Ryan: 59（ ） That won't do you any good.

Nick:How could you stay so calm all the time?

Ryan: 60（ ）  

Nick: You're lucky. I worry all the time.

Let's celebrate the victory of our team in the sports meeting, （ ） ?

• A、do you

• B、do we

• C、will you

• D、shall we

What is a cause of humans' negative biological reaction to loneliness?

• A、The requirement of family groups.

• B、The dependence on social support.

• C、The destruction of the environment.

• D、The improvement of living conditions.