[ Grammar ]
A. THEY WERE CLEAN
B. THEY WERE CLEANNING
C. THEY WERE CLEANING

Random Topics:
Zero and First ConditionalsPrepositionsSubject Verb Agreement and Verb TensesGrammar (Adjectives)Indefinite PronounsModals of Necessity and SuggestionIrregular Plural NounsSimple Present Tense vs Present Continuous TensePronouns ( Interrogative )Bare Infinitive and To InfinitiveOther quiz:
Adjectives › ViewJohn has problems at home.
A. Are good his marks?
B. Are his marks good?
C. Are goods his marks?
Grammar › View
This evening, we _____ play football at the field.
A. will
B. shall
C. should
D. would
Conjunctions › ViewCitlali played the audio again _____ she didn’t understand.
A. so
B. to
C. while
D. because
Vocabulary › View
matter that came from living things
A. erosion
B. sediment
C. organic
D. nutrient depletion
E. desertification
