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?

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? He always kept silent at meeting.句子成分分析? he always kept silent when i talked to him为什么用kept he has kept one eye on you 他一直关注你 这里的关注kept one eye ?是不可以用at 他开会总是迟到 He () always () () meeting They all kept silent at the meeting ________seemed to be a l 1.At the meeting,they kept ______all the time.A.silent B.sil he always keeps silent at the meeting为什么always和keeps要加s? On being asked where he come from ,he kept silent. 他开会总是迟到.He ___ always ___ ___ meeting. Our clavichord is kept in the living room.这里的living为什么要用ing形 kept