"please be quiet " ,she said in a low ( )a sound b voice c noise _英语解答

"please be quiet " ,she said in a low ( )
a sound b voice c noise d whisper

人气：103 ℃　时间：2020-04-06 08:06:34

解答

选b
voice指的是嗓音
in a low voice 是固定搭配