They ______ (not/sleep) when the alarm went off.
A. were not sleeping
B. have not been sleeping
C. had not been sleeping

Random Topics:
Present TenseConstrative ConjunctionParticiple - ing/ edRelative Pronouns with PrepositionsNounSubject/Verb Agreement with Collective NounsComparison Degree & GerundsVerb Present Simple TensePast Tense & Present Perfect TenseQuestion TagsOther quiz:
Grammar › ViewWhich is the complete predicate of the following sentence?
Your rib cage protects your lungs from injury.
A. Your rib cage protects
B. protects your lungs from injury
C. your lungs from injury
D. rib cage protects your lungs from injury
Grammar › View
Paul __ his leg when he fell down the stairs.
A. had breaked
B. broke
C. was breaking
Vocabulary › ViewWhat does ‘Elusive’ mean?
A. Difficult to find, catch, or achieve.
B. To firmly establish (an attitude, habit, or belief) so that change is difficult or unlikely.
C. To remove the inner organs of a body; metaphorically, to deprive of essential content.
D. The quality of being full of energy, excitement, and cheerfulness.
Subjunctive › View
I wish I ____ at home.
A. Was
B. Were
C. Either could be used here.
