發(fā)簡(jiǎn)信
IP屬地：河南
Without lifesavingmeasures, the brain starts to die within four to six m...
This is the VOASpecial English Health Report. Cardiopulmonaryresusc...
In all the cases, witnesses saw the event happen. w h l 這三個(gè)的音標(biāo)不算...
Doctors in Tokyo led the research. It examined more than 4,000 people...
學(xué)習(xí)內(nèi)容 /?/ 和 /?/ the study was published in the British M...
However,a new Japanese study questions the usefulness of mouth-to-mouth ...
學(xué)習(xí)內(nèi)容 |p| |b| |s| |z| 這四個(gè)讀音有前兩個(gè)和后兩個(gè)有相似之處。前兩個(gè)都是爆破音，后兩個(gè)發(fā)音相似...
學(xué)習(xí)內(nèi)容 |ai| |au| |ei| 在學(xué)習(xí)這幾個(gè)音標(biāo)的過(guò)程中沒(méi)有感到很困難，畢竟拆開(kāi)來(lái)講的話都是學(xué)過(guò)的音...
復(fù)習(xí)內(nèi)容；學(xué)過(guò)的音標(biāo)和句子。 復(fù)習(xí)的過(guò)程首先把錄音聽(tīng)一遍，第...