[ Past Perfect and Past Perfect Continuous Tense ]
Mary ________ sad because I _________________ her birthday.
A. was…have forgotten
B. had been…forgot
C. was…had forgotten

Random Topics:
Grammar PhrasesClause Markers TOEFL GrammarVerb BETransition WordsTenseIntensifiers: Really vs VeryAdverbs of Manner, Likes and PreferencesIF CLAUSEAdverbial ClauseVerbs and TensesOther quiz:
Grammar › View“_______ this article now,” said the teacher.
A. Read
B. Reading
C. Reads
D. Will read
Grammar › View
What is the affirmative form of ‘Don’t read the text’?
A. Read the text
B. Don’t read the text
C. Not read the text
D. No read the text
Mixed General Quiz › ViewHe was a ___ enough fellow even if he was not wealthy.
a. decent
b. descent
c. dissent
Grammar › View
I’ve never ____________ to the USA.
A. gone
B. being
C. going
D. been
