3.1 短语动词指动词和小品词（介词或副词）组成的固定结构。
(1) to bring sb up 将某人抚养成人 (2) to put up with sb 容忍某人 (3) to settle up with sb 与某人结清账目
(4) to give up 放弃
3.2 由两部分组成的短语动词有及物和不及物之分，在词典中通常分别用 T 和 I 来表示。 及物的短语动词的前后两部分有的可以分开，一般是由动词与副词构成的。有的不可以分开，通常是由动词与介词构成的。 不可分的短语动词后面带宾语时，宾语必须置于短语动词之后。
(1) My brother looks after his children very well.
(2) He looks after them very well.
(3) I take after my grandmother.
3.3 可分的短语动词带宾语时， 如果宾语是名词，那就可以放在两词之间，也可以放在短语动词之后。宾语如果是代词，那就必须紧跟动词之后。
(1) He brought up the children alone.
(2) He brought the children up alone.
(3) He brought them up alone.
(4) He often tells off his son.
(5) He often tells his son off.
(6) He often tells him off.
3.4 由三部分组成的短语动词一般是及物不可分的，宾语无论是名词还是代词都必须跟在短语动词之后。
(1) She takes care of the children on Tuesdays.
(2) She takes care of them on Tuesdays.
(3) I get on with Sally very well.
(4) I get on with her very well.