[ Past Perfect Tense ]
I was sleeping when somebody knocked the door.
A. I was slept when somebody knocked the door.
B. I had slept when somebody knocked the door.
C. I have slept when somebody knocked the door.

Random Topics:
Noun QuantifiersCompound Nouns and Compound Adjectives QuestionsVerb ConjugationWH- Question WordsFirst Conditional & Future TensesVerbs & Phrasal VerbsFirst Conditional, Future Time ClausesGrammar (either..or.. and neither..nor..)GerundsWish, Unless, If sentenceOther quiz:
Grammar › ViewYou ………put salt in her food; the doctor said she can’t eat salt.
A. don’t have to
B. have to
C. must
D. mustn’t
Vocabulary › View
Don’t allow your problems to _______ your life.
A. dominate
B. embrace
C. prolong
D. exceed
Grammar › ViewThis is the book ………. I loved best
A. That
B. what
C. Whom
D. Which
Grammar › View
The underline word is a ______.
Hey! Can you take these books to the library when you go?
A. Noun
B. Verb
C. Adjective
D. Preposition
E. Pronoun
