keep silent when necessary~~~ 这段英语是什么意思?

keep silent when necessary~~~ 这段英语是什么意思? you must keep silent when I am reading(改为一般疑问句) ＿Ikeep silent when you＿　＿? keep silent还是keep silence just keep silent keep silent 造句 It is not polite to keep silent when others want to have a ( ) voith you.单 是keep silent 还是keep silence keep quiet与keep silent的区别 保持寂静 keep silent 还是 keep silenting? keep silence 是不是保持沉默 还是keep silent 保持沉默是keep silent还是keep silence KEEP SILENCE 还是KEEP SILENT如题~保持安静应该是KEEP SILENCE还是KEEP SILENT It is not polite to keep silent when others want to have a ( ) voith you.单项选择 You shouldn't keep silent when ( B )A.speaking B.spoken to C.spoken D.speaking to为什么这么做. Don't keep silent when you __ questions.A.will be asked B.ask C.will ask D.are asked “Keep your mouth silent ”怎么翻译? 保持安静可以用 keep silent “保持沉默” 用英语说是keep silence 还是keep silent