[ 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:
Present Tenses › ViewWe __________ (not travel) by train very often.
A. dont’t travel
B. aren’t traveling
C. have traveled
D. have been travelling
Lets vs. Let’s › View
A friend of mine … them borrow her clothes.
(a) lets
(b) let’s
The 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
