[ 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 and Vocabulary › ViewA: Where did Maggie go for lunch?
B: She ________ to a small café.
A. went
B. goed
C. did go
Articles › View
Maree usually eats … sandwich for lunch.
A. a
B. –
C. the
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
