used to +（动词原形）表达的是一般过去时概念,译为：过去常常,过去总是,如：
He used to live in a flat when he was here.他在这儿时住的是公寓.
She used to be a teacher.她以前是教师.
be/get used to + (doing)/sth. 表达的是“习惯了某事”,可以有一般过去时、一般现在时和一般将来时,如：
He is used to drinking coffee now.他习惯了喝咖啡.
You will get used to it.你会习惯的.
注意：这个used to的前面一定有be或get
“would + 动词原形”有三个基本用法：
1）过去将来时：如：He said he would come to see me.他说他会来看我的.（来没有来未知）
2）情态动词用法.如：I would like to have a cup of coffee.我想喝杯咖啡.
3）用于虚拟语气,表与现实相反的假设.如：If I were you, I would buy the villa.换成我是你,我会买下这别墅的.