首先是必须要学会26个字母的发音（name of letter）。这个阶段的时间可以长些，但是必须保证全班有95%以上的学生能够准确的发出26个字母的名称音（name of letter）。这点掌握好了，会给后面的学习带来很大的帮助。建议教师在教授这26个字母的发音时候，可以让每个学生带上一面小镜子，当教师在发音时，学生可以通过...
I say Ll /l/ Lazy,lazy lion. Unit 10 sound of the letter Mm /m/ 一,point and say M m moon m m mouth m m milk m m monkey 二,chant with me Miss Mouse Mouse Lives in this house house. Mm says /m/ /m/ Miss Mouse Mouse Unit 11 sound of the letter Nn /n/ 一,point and...
A triphonic sound system in which three independent stereophonically related audio frequency source signals L, R and C are combined to derive three other audio frequency signals M, S, and T which respectively comprise (L+1.4C+R, (L-R) and (-1.4C). In a preferred transmitter embodiment, ...
Lee de Forest had used a flame for the direct production of telephonic currents by sound waves. In response to a request for details of his device, Dr. de Forest writes as follows.-ED. NATURE.]doi:10.1038/111739b0de Forest, Lee
There are many sequential rules in English. eg. If a word begins with a [l] or a [r], then the next sound must be a vowel. That is why [lbik] [lkbi] are impossible combinations in English. They have violated the restrictions on the sequencing of phonemes. ...
13.Which of the following isn’t the fricatives in English? CA.[v]. B.[z]. C.[ts]. D.[s]14. [d3] is a (an) __A___ sound.A. plosive B. fricativeC. alveolar D. affricate15. The only glottal sound in English is .C.A. [l] B. [h]C. [r] D. [j]16. Vowels may...
a dual sound channel separation circuit, generating a left-channel output signal and a right-channel output signal according to the sum signal and a weakened difference signal; and a weakening circuit, weakening the difference signal according to the pilot amplitude signal or a signal-to-noise rat...
southern hemisphere do not exist32,34. The acoustic repertoire of northern hemisphere long-finned pilot whales has been described as highly diverse, repetitive, and physically complex19,35,36,37. To date, no data have been reported on long-finned pilot whale sound usage in the southern ...
These findings confirm that acoustic coupling of the middle ear cavities plays a role in enhancing sound localization cues in the chick.doi:10.1016/0378-5955(94)90158-9Hyson, R.L.Overholt, E.M.Lippe, W.R.Hearing ResearchHyson R. L., Overholt E. M., Lippe W. R. (1994). Cochlear ...
John L. Drever