When a ship is abandoned, all of the crew members hearing the alarm sounding should put on ().
Having such acute senses of hearing, smell and sight, zebras often provide early warning to other grazers that
A B C D
predators are approaching. No error
E
听阈(hearing threshold)
On hearing the bad news, she sprang up ()
A vessel hearing a fog signal forward of her beam has not determined if risk of collision exists. She shall reduce speed to().
On hearing a great noise, Mike looked forward through the window ()what happened outside the room.
Hearing a()noise in the backyard, Pamela went there to have a look.