[ Time Clauses of Future ]
Don’t call the emergency number ______ it’s a real emergency.
A. unless
B. if
C. as soon as
Select your answer:
Random Topics:
ArticlesGrammar - either...or, neither...norSimple Past or Past ContinuousGrammar and StructureConditional Sentences Type 0, 1 and 2Have vs. HasPresent Tense vs Past TenseVocabullary TestPast Perfect & Past SimpleOther quiz:
Tenses › ViewWhen he came ……………………..
A. I was watching TV
B. I watched TV
C. I am watching TV
D. I have watched TV
Grammar › View
My boss __________ such a kind heart.
A. have
B. has