Question

be/get used to doing sth.和used to do sth.

Answer 1

be/get used to doing sth.表示习惯于做某事或习惯于某事,to是介词,后面要跟名词、代词或动名词.而used to do sth.则表示过去常常,to后跟原形动词。
如：Now he is used to getting up early.
现在他已经习惯早起了。
He used to get up early.
过去他经常早起.（意味着如今他不再早起了。）
You'll soon get/be used to hard work.
你会很快习惯于艰苦的工作的。
be used to do表示“被用来做某事”.如：
Wood is often used to make desks and chairs.木头常常被用来制作桌椅。
be used to doing表示“习惯于”某一客观事实或状态,不强调动作,to是介词.如：
She is not used to eating Chinese food.她不习惯吃中餐。