1.
The visitors are requested to keep silent.
参观者请保持肃静。
2.
Everyone hushed up to hear what he had to say
人人都保持肃静，听他要说些什么。
3.
We must observe silence in the classroom.
我们在教室里必须保持肃静。
4.
The audience remained quiet as the music died away.
音乐停奏时，听众仍保持肃静。
5.
" I hope you will keep silence while I am out of the room"
教师说：“我不在教重的时候，希望你们大家保持肃静。”
6.
"I hope you will keep silence while I'm out of the classroom," said the teacher.
教师说：“我不在教室的时候，希望你们大家保持肃静。”
7.
At this moment the King, who had been for some time busily writing in his note-book, cackled out `Silence!'
国王一直忙着在记事本上写什么？这时他高声喊道：“保持肃静
8.
"I hope you will keep silence while I am out of the room
教师说："我不在教重的时候，希望你们大家保持肃静。"
9.
He was part of the speech of life, of the articulation; and they were the harkers, saying hush forever on the threshold of the sound he made.
在生活中他是高谈阔论者，而她们则是洗耳恭听者，他一开口讲话，她们就立即保持肃静。
10.
But, please keep quiet.
但是，请保持安静。
11.
She always remains cool , calm and collect In a crisis
她在危难中总能保持冷静、 平静和镇静
12.
She always remains cool, calm and collected in a crisis.
她在危难中总能保持冷静、 平静和镇静.
13.
Would you be good enough to keep silent?
请你保持安静好吗？
14.
Ask those people to keep quiet.
叫那些人保持安静。
15.
You must keep silent.
你们必须保持安静。
16.
"Meeting in progress, quiet please"
正在开会,请保持安静。
17.
The teacher shouted:'Keep quiet!'
老师喊道:“请保持安静!”
18.
He gestured to them to keep quiet.
他示意要他们保持安静。