1.8

In all the cases, witnesses saw the event happen. More than 1000 of victims received some kind of medical assistance from witnesses.

w发音时舌后部向软腭抬起，但不要抵住，双唇突出，略收圆声带振动，同时马上向下一个元音滑动。

h大口喘气音。

l舌尖紧贴上齿龈，舌前部靠近硬腭气流从舌两侧泄出声带振动。

感想。l总是发不好，还是要多练习。

练习小时数半小时。