英语翻译Do you know that humans have been cleaning their teeth f

英语翻译
Do you know that humans have been cleaning their teeth for over 7,000 years?According to the BBC,the Ancient Egyptians used a type of toothpaste (牙膏).___21____ it is believed that the Egyptians used a finger ____22____ a toothbrush to clean their teeth .Chinese people may have ____23____ the first toothbrush around 1,600 BC.
Your toothbrush,however,may have also become____24___ .Because it is now possible to clean our teeth ___25___ using our hands!
Two Canadians,Adel Elseri and Said Fayad,have invented___26____ called T2T or "tongue-to-teeth" Elseri says he came up with the idea___27____ he was driving home after a long day at work His___28___ is a toothbrush that goes onto your tongue(舌) T2T has special edges (边缘) and toothpaste .So just ___29____your tongue over your teeth and it cleans your teeth just like a toothbrush ___30___!It will make your breath fresh too
Elseri and Fayad made this hand-free toothbrush because they believed it was a __31___way for someone to brush their teeth.But people can only use the T2T ___32____.
Would you use the tongue-to-teeth?The Huffington Post in the US ___33____ readers what they thought.Sixty-one percent said that they would use it while only thirty-nine percent said they ___34____.Personally I think I'm going to stick to(坚持用) the ___35____.
21.A.So B.Then C.But D.Or
22.A.instead of B .because of C .more than D .less than
23 A .discovered B.develop C .built D.developed
24 A.science B.history C.problem D secret
25.A by B.from C.without D for
26.A .nothing B.everything C.anything D .something
27.A.until B.when C.since D .though
28.A .idea B.story C.word D plan
29 A.hold B.pull C.move D.check
30 A is B.does C.was D.did
31 A healthier B.easier C.harder D.longer
32 A.again B.soon C once D already
33.A.told B.asked C.warned D.advised
34.A.shouldn't B .should C.wouldn't D.would
35.A finger B toothbrush C.mouth D tongue

21. C 22. A 23. D 24. B 25. C
26. D 27. B 28. A 29. C 30. B
31. B 32. C 33. B 34. C 35. B
Do you know that humans have been cleaning their teeth for over 7,000 years?
你知道吗?人类在七千多年前就开始清洁牙齿了.
According to the BBC, the Ancient Egyptians used a type of toothpaste (牙膏).
根据BBC所说,古埃及人就曾使用过一种类似牙膏的东西.
___21____ it is believed that the Egyptians used a finger ____22____ a toothbrush to clean their teeth .但是人们认为,古埃及人清洁牙齿时使用的并不是牙刷,而是手指.
Chinese people may have ____23____ the first toothbrush around 1,600 BC.
中国人可能是在公元前1600年左右发明了第一支牙刷.
Your toothbrush, however, may have also become____24___ .Because it is now possible to clean our teeth ___25___ using our hands!
你现在的牙刷,其实也有可能成为历史.因为现在不用手就清洁牙齿已经成为可能.
Two Canadians, Adel Elseri and Said Fayad, have invented___26____ called T2T or "tongue-to-teeth" Elseri says he came up with the idea___27____ he was driving home after a long day at work
两位加拿大人, Adel Elseri和Said Fayad 已经发明了一种名叫“ T2T” （舌头到牙齿）的东西.
Elseri说,有一天他在工作了一整天之后,开车回家的路上,想出了这个主意.
His___28___ is a toothbrush that goes onto your tongue(舌) T2T has special edges (边缘) and toothpaste .
他的这个主意就是一个装在人们舌头上的牙刷, 这个牙刷有特别的边缘和牙膏.So just ___29____your tongue over your teeth and it cleans your teeth just like a toothbrush
在你的牙齿上方移动你的舌头,它就会像牙刷一样清洁你的牙齿.
It will make your breath fresh too 它还能清新口气.
Elseri and Fayad made this hand-free toothbrush because they believed it was a __31___way for someone to brush their teeth.
Elseri and Fayad 制作出这个不用手的牙刷是因为他们相信这对某些人来说,会使刷牙变得更容易.
But people can only use the T2T ___32____. 但是T2T只能使用一次.
Would you use the tongue-to-teeth? 你会愿意使用 T2T吗?
The Huffington Post in the US ___33____ readers what they thought. 美国赫芬顿邮报就此询问了读者的看法.
Sixty-one percent said that they would use it while only thirty-nine percent said they ___34____. 百分之六十一的读者表示他们愿意使用,只有百分之三十九的人说他们不会使用.
Personally I think I'm going to stick to(坚持用) the ___35____.
我个人认为,我还是会坚持使用牙刷的.