[ Grammar ]
‘’Why is the kitchen such a mess?’’ The children ___ and they haven’t tidied up yet.
A. cooked
B. have been cooking
C. had been cooking
D. had cooked

Random Topics:
Conjunctions, Interjections and Sentence TypeGrammar and Sentence CorrectionGrammar - Present Perfect with already, just, yetConditional Sentence 0, 1Gerunds and InfinitivesGrammar: Adjectives & PrepositionsCorrelative conjunctionsGrammar-Verbs & Nouns Singular, Plural, GenderTenses and ArticlesGrammar - Reflexive PronounsOther quiz:
Grammar › ViewWe use the present continuous to talk about:
A. habits
B. activities at the moment of speaking (now)
C. facts
Tenses › View
The cell ____ rapidly under the microscope at 9 AM this morning.
A. was dividing
B. divides
C. is dividing
D. will divide
Grammar › ViewHe got ____ the car & started the engine.
A. on
B. out
C. off
D. in
Vocabulary and Phrases › View
Many people feel ______ when they reconnect with loved ones during Christmas.
A. joyful
B. overwhelmed
C. critical
