问题 单项选择题 A1型题

嗅觉产生的机制学说,不包括下列哪项

A.气味分子通过波动方式刺激嗅细胞而发生的

B.嗅觉中枢是以类似色谱仪的方式对到达中枢的各种气味分子进行分辨

C.气味分子到达嗅区黏膜后,刺激嗅细胞离子通道而发生的

D.颗粒物质到达嗅区黏膜后,为相应的嗅觉受体所接受而产生嗅冲动,传至嗅中枢产生嗅觉

E.气昧分子到达嗅区黏膜后,刺激嗅觉感受器引起冲动,以电生理的方式,沿嗅神经通路传至嗅觉中枢而产生嗅觉

答案

参考答案:C

阅读理解

These simple ways can increase(增加)your popularity and win you more friends,so why not try them?

●PAYING ATTENTION TO OTHERS This will reduce any shyness you may have. You’ll be more relaxed and therefore more natural and fun. And you will get more good-people will love the fact that you’re paying attention to them while you don’t have to worry about what people think of you.

●LOOKING PEOPLE IN THE EYE Making eye contact is very important because it shows you’re interested in them. If you let your eyes wander(游移)or keep looking over their shoulders,people will feel slighted(轻视),and they’ll like you less they would otherwise.

●ASKING QUESTIONS Doing this gives you two advantages,It shows other people that you are indeed paying attention to and that you consider what they are telling you important. Being sure to follow up when you’ve shared a conversation with someone about something important in his / her life,be sure to ask about it later. This shows that you listen and you care.

●MAKING AN EFFORT TO SMILE A smile means acceptance,and that makes people open up to you. Make a conscious(有意识的)effort(努力)one day to smile at the people you stay or work with and watch how well they respond (作出反应)to you;

●BEING RELIABLE(可靠的)People like those who help them,and they quickly begin to hate those who don’t.

小题1:By fixing your attention on others,you will _______.

A.be more worried and tired

B.feel more confident

C.be paid less attention to

D.feel less liked小题2:When having a conversation with people,you’d better NOT _______.

A.be open up to them

B.fix your eyes on them

C.ask questions about them

D.look at them小题3:Which of the following is true according to the passage?

A.Showing continuous care for others is highly valued.

B.Smiling at others can often be misunderstood.

C.Looking people in the eye will make them uncomfortable.

D.You don’t have to continue helping others if you don’t want to.小题4:Which is the best title for this passage?

A.Ways to Make You More Natural

B.Trying to Be a Polite Person

C.Making as Many Friends as Possible

D.Ways to Make You More Popular

问答题