keep up与keep on的区别 keepup与keepon有什么不同
1、keep on后面接动名词。 She kept on working although she was tired. 她虽疲劳但仍继续工作。 2、keep up后面接名词。 例句： The enemy kept up their bombardment day and night. 敌军日夜不停地狂轰滥炸...
1、keep on后面接动名词。 She kept on working although she was tired. 她虽疲劳但仍继续工作。 2、keep up后面接名词。 例句： The enemy kept up their bombardment day and night. 敌军日夜不停地狂轰滥炸...