[ Homophones ]
I don’t know _________ I should go or not.
A. Weather
B. Whether

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Present Perfect or Past Simple TensePast and Present TensesModals in the PastClauses and ConjunctionsWas & Were QuestionsIntermediateTense,noun,preposition,quantityPresent Simple and Present Continuous TensesPassive Voice with ModalsCompliment, Congratulation, and HopeOther quiz:
Vocabulary › Viewnumber of years it takes a population to double its size based on its current growth rate
A. doubling time
B. death rate
C. sustainability
D. import
Prepositions › View
…………. first, we did not like each other.
A. On
B. In
C. At
D. By
Grammar › ViewEmily is an animal lover.
She _________ get more pets in her house.
A. would rather
B. would like to
C. would prefer
Vocabulary › View
widespread ocurrance of an infectious disease in a community at a specific time
A. contagious
B. disease
C. epidemic
D. immunize