婴幼儿咳嗽、发烧,首选的X线检查方法是()
A.摄胸片正位
B.摄胸片侧位
C.摄胸片正侧位
D.胸部透视
E.支气管造影
参考答案:C
___ you can say about London People for sure is ___they talk a lot about weather.
A.Which; what
B.What; that
C.That; what
D.What; which
游泳救生工作的中心是()。
A、安全
B、救生器材齐备
C、救生员配备充足
D、急救器材先进