Unit 1 The world of our senses (M 3) I. Spelling:1.As Polly o_________ the passengers on the train, she sensed that she was being watched by a tall man in a dark coat.2.When Polly got to the station entrance, it was d___________.3.... but by the time she r__________ the corner of the street, the footsteps were gone.4.She could feel her heart b__________ with fear.5.A few seconds later, a hand reached out and t___________ her arm.6.Polly found herself s___________ ( 盯 着 看 ) up at a man standing with his hand r_________(靠)on her arm.7.You see, a fog this bad is r_________. It gives me the c___________ to pay back the help that people give me when it’s sunny.8.If anyone knows this kind man, please contact me through the newspaper so I can thank him p_____________.9.The possibility that pleasant smells might r_________ pain has recently been suggested by new research.10. During the experiment, volunteers were asked to sniff pleasant smells such as vanilla, and u_____________ smells such as durians.11. One explanation is that women’s sense of smell developed long ago, and is l________ to recognizing the smell of babies.12. One reason why we become s_____________ and have high blood pressure is that we misuse our senses in our everyday life.13. I felt so tired that I couldn’t help wondering whether or not I could get to my d________.14. The fact was that now I was f__________ by fear, not by cold.15. In the distance I could see thunder and l______________ coming.16. Liu Weihai was a____________ by a wild animal three months while leading a group of tourists in the mountains, and lost his left hand. 17. Sharks do not f________ on humans if they have the choice.18. However, there...