骄阳地产怎么投诉:HE HEARD A NOISE

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为什么用A来修饰声呢

noise为可数名词，而单数的可数名词必须加冠词，这里用a表示泛指的声音

noise既可作可数，也可作不可数名词
此处，a noise指一阵噪声

eg.
I heard a rattling noise. [C]
What's that noise? [C]
Who's making those strange noises? [C]
Don't make so much noise. [U]

HE HEARD A NOISE when he woke up ,he heard the ____of knocking at the door.A.soud B.voice C.noise When he heard the terrible noise he asked me what was __on. Ahappening B taking C getting D.going 改错：O’clock .I fell a bit of sleepy when I heard a strange noise . Before he came to London,he had never heard a single English word ____. Before he came to London,he had never heard a single English word ____. When he he heard the news ,he felt( )A,happily B.sadly c.happy D.bad.请说说为什么 I HEARD A BIRD SING 英语题:[I heard some noise from the room_____(在上面)] I was ( a ) at the strange noise