Topics: Prepositions - Conjunctions
The community swimming pool is not to be used at any time _____ a trained lifeguard is on duty.
A. in fact
B. unless
C. in case
D. otherwise
Select your answer:

Random Topics:
Relative Clauses and etcGrammar Like & Linking VerbComplex PrepositionsModal Verbs in ConditionalsGrammar MistakesGerund - to Infinitive Conjunctions and PronounsComparative - SuperlativeMay, MightPresent and Past Perfect TensesOther quiz:
Grammar › ViewLisa: How much juice _____ there on the dining table? Roy: There _____ five glasses of juice on it.
A. is; is
B. is; are
C. are; is
D. are; are
Adjective vs. Adverb › View
She played _____.
A. Beautiful
B. Beautifuly
C. Beautifully
