Questions with who and what

Questions with who and what – Subject – Object

1. Subject questions

Question word	Verb	Rest	Subject	Verb	Rest
Who	runs	to the shop?	Peter	runs	to the shop.
What	happened	yesterday?	A tragedy	happened	yesterday.

2. Object questions

Question word	Auxiliary	Subject	Verb	Rest	Answer
Who	do	you	like?		I like my mum.
Who	did	Mandy	phone	last Monday?	Mandy phoned her uncle.
What	does	he	read?		He reads detective stories.

Mind the difference in meaning in the following two questions:

Subject question	Object question
Who phoned John?	Who did John phone?