he always keeps silent at the meeting为什么always和keeps要加s?

he always keeps silent at the meeting为什么always和keeps要加s? jim always keeps the tap running ----he finished washing his He always keeps the house clean.(改为动词不定式) An apple a day keeps the doctor away .中的Keeps为什么要加S? He always kept silent at meeting.句子成分分析? He always kept silent at meeting.( 他开会时总保持).这里的kept为什么用过去式啊? She always keeps＿ (smile). she always keeps her chin You can always judge a person by the ______ he keeps. he always keeps full of energy 这样写对吗 As an honest businessman,he always keeps his w________ Love is a telephone which always keeps silent when you are l