"I" is the subject.
love the blast
Robert Forsythe has written: 'The blast furnace and the manufacture of pig iron' -- subject(s): Cast-iron, Blast furnaces, Blast-furnaces
Eleanor Berman has written: 'Recommended bed & breakfasts' -- subject(s): Bed and breakfast accommodations, Guidebooks 'Eyewitness' -- subject(s): Guidebooks 'Away for the weekend, Midwest' -- subject(s): Guidebooks 'Away for the weekend, New England' -- subject(s): Guidebooks 'Away for the weekend' -- subject(s): Guidebooks, Tours 'New York' -- subject(s): Guidebooks
Franz Buttgenbach has written: 'Buttgenbach's system of constructing blast furnaces' -- subject(s): Blast furnaces
Tunner. has written: 'On the use of lignite or brown coal in the blast furnace' -- subject(s): Blast furnaces, Lignite
Eric B. Williamson has written: 'Blast-resistant highway bridges' -- subject(s): Bridges, Safety measures, Security measures, Blast effect, Blast loads
J. E. Johnson has written: 'The principles, operation and products of the blast furnace' -- subject(s): Blast furnaces
Pam Cardiff has written: 'Blast from the past' -- subject(s): Science fiction, Time travel, Fiction 'Blast from the Past'
Stacia Deutsch has written: 'Dragon ball' -- subject(s): Protected DAISY 'Lincoln's legacy' 'Blast to the Past (Blast to the Past'
Calvin J. Konya has written: 'Blast Design' 'Surface blast design' -- subject(s): Blasting, Rock mechanics
B Carver has written: 'Blast effects computer instructions' -- subject(s): Blast effect 'Clinical laboratory procedures' -- subject(s): Bacteriology, Laboratory manuals, Medicine, Military, Military Medicine
Yes, it is a correct sentence..Subject: youVerb: are doingIndirect object: on the weekend'What' is an interrogative pronoun standing in for the answer to the question and takes the place of a direct object. 'You are doing what on the weekend'.