[ Modal Verbs ]
The kitchen looks clean. Someone ___ have cleaned it recently.
A. could
B. must
C. must not

Random Topics:
Verbs and AdverbsActive Voice-Present tenseInfinitivesPhrase or ClausePresent TensesSimple Present - WH QuestionsGrammar SuffixesAcademic VocabularyIn/On/At + TimeVerbs: Action, Linking, and HelpingOther quiz:
Vocabulary › ViewI’ll loan you $20 with one ___: You have to pay me back in one week.
A. stipulation
B. patent
Past Simple Tense › View
walk –>_____(V2)
A. walked
B. walkes
C. wolk
D. walking
Grammar › ViewThe mens’ basketball was stolen from the gymnasium.
A. Correct
B. Men’s Basketball
C. Men’s basketball
D. Men’s Basketball
Will or Going to › View
A: Why are you filling that bucket with water?
B: I _____________ the car. (wash)
A. will wash
B. ‘m going to wash
