keep up与keep on的区别 keepup与keepon有什么不同
1、keepon后面接动名词。Shekeptonworkingalthoughshewastired.她虽疲劳但仍继续工作。2、keepup后面接名词。例句：Theenemykeptuptheirbombardmentdayandnight.敌军日夜不停地狂轰滥炸。...
1、keepon后面接动名词。Shekeptonworkingalthoughshewastired.她虽疲劳但仍继续工作。2、keepup后面接名词。例句：Theenemykeptuptheirbombardmentdayandnight.敌军日夜不停地狂轰滥炸。...