哪个单词与第一个单词的发音是一致的（）telegram
A.retire
B.relate
C.effort
D.elect
参考答案：C
The boy asked his father .
A．where it happens
B．when did it happen
C．what did it happen
D．how it happened
鼻式呼吸对于（）的动作有帮助。
A、缓和
B、冲击性
C、持久性
D、爆发力
