——Dad,look at the building.It is on fire.——Call 119 ( ) mobile phone right now.A.in B.by C.on D.with

——Dad,look at the building.It is on fire.——Call 119 ( ) mobile phone right now.A.in B.by C.on D.with
——Dad,look at the building.It is on fire.
——Call 119 ( ) mobile phone right now.
A.in B.by C.on D.with

——Dad,look at the building.It is on fire.——Call 119 ( ) mobile phone right now.A.in B.by C.on D.with
应该选c,on the phone
你看初中冀教版初一上册的一句话：
I talk with my friends on the phone

c，用电话是on the phone

b
译为：马上通过手机呼叫119。
by就是通过

选B
by表示一种方式

by
用手机打电话
如果或者是with your mobile phone