The Grammar of Phrasal Verbs

1 - Intransitive verbs (with no object):
“You're driving too fast - you ought to slow down”

2 - Transitive verbs
whose object can come in two positions - after the verb or after the particle:
“I think I'll put my jacket on” OR “I think I'll put on my jacket”

EXCEPTION: If the object is a pronoun, it must come between the verb and the particle:
“I think I'll put it on” (NOT “I think I'll put on it”)


3 - Transitive verbs
whose object must come between the verb and the particle:
“Its high-quality designs sets the company apart from its rivals”


4 - Transitive verbs
whose object must come after the particle:
“The baby takes after his mother”
“Why do you put up with the way he treats you?”


5 - Transitive verbs
with two objects - one after the verb, the other after the particle:
“They put their success down to good planning”