start和begin有什么区别?有start+doing或to do,又有什么区别?

问题描述:

start和begin有什么区别?有start+doing或to do,又有什么区别?

start和begin本身用于进行时态时 当物作主语时.如:The leaves start/ begin to come out when spring comes.春天到来时,树叶开始长了出来.He is just starting / beginning to write the letter.他刚刚开始写那封信...