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　第二篇

　　36.The eye-tracker tachholocry enobles us to

　　A.move an ot jact from cofean witls a gianco

　　B.changa our compuler rcreen

　　C.tocus on anything that intarests us

　　D.got a smartphonc connected wirelessiy

　　37.Why is a bution needed

　　A.To minimize the cost of EyeDrop

　　B.To choose an many objects as possible

　　C.To selact what we want

　　D.To make EyeDrop different from others

　　38.The word "this" in paragraph 6 refere to

　　A.epplication of gaze-tracking in human-computer interaction.

　　B.interaction beween human and computer.

　　C.generallzation of EyeDrop system.

　　D.combination of gaze-tracking with input on touch devices.

　　39.Which of the following statements is true of eyc-trackers for consumer us

　　A.They are costly.

　　B.They are available.

　　C.They are expected to come out soon.

　　D.They are installed in Google Glass headset.

　　40.What is Tumer tikely to syudynext>?

　　A.How to dreg and drop with gazo and taps.

　　B.How to present the system in public.

　　C.How to get touchscreen involved.

　　D.How to cut and paste content from a public display.