Past Perfect ContinuousTense Rules

Oct 15, 2011

PAST Perfect Continuous Tense (Simple sentences)
							examples
Subject	Had been	Verb+ing		For/since		Objects	He had been working for two hours. I had been working since Monday . Jack and Sam had been working for two years.
PAST Perfect Tense (negative sentences)
Subject	had been	not	Verb+ing		For/since	Objects	He had not been working for two hours. I had not been working since 11 o’clock. Jack and Sam had not been working for two years.
Present Perfect Tense (Interrogative sentences)
Had	Subject	been	Verb+ing		For/since	Objects	Had he been working for two months? Had I been working since Monday? Had Jack and Sam been working for two years?
Present Tense (Interrogative and negative sentences)
Had	Subject	Not been	Verb+ing		For/since	Objects	Had he not been working since July? Had I not been working for three hours? Had it not been working since Tuesday ? Had Jack and Sam not been working for two years?