[ Have to ]
They have ……… sweep the floor.
A. does
B. do
C. has
D. to

Random Topics:
Offer and SuggestionVerbs: Will & Going toPaired ConjunctionSentence Adverbs & Third ConditionalSimple Present and Past TenseTenses - Pasive VoiceGrammar Comma UsagePrepositions and ArticlesGrammar - may/might/couldExclamationOther quiz:
Past Perfect Tense › ViewIt was a very difficult movie, but I _______ it because I _______ the book.
A. Had understood, read
B. Read, had understood
C. Had read, understood
D. Understood, had read
Grammar › View
How are non-restrictive clauses set apart from the main clause?
A. By commas
B. By dashes
C. By parentheses
D. By semicolons
