[ Grammar ]
They have known each other ______ they were at primary school.
A. since
B. for

Random Topics:
CommasMixed TensesModal AuxiliariesAdverb or AdjectiveSuperlative AdjectivesTime ConjunctionsPronouns and AntecedentsVerbsAdverbs of Frequency & Simple Present TenseProgressive Verb TensesOther quiz:
WH - Questions › View_____ do you usually have for breakfast? -Sandwiches and tea.
A. What
B. When
C. Where
D. Why
Grammar › View
Next month, we will have two holidays. One is a ____ holiday; Veteran’s Day.
A. music
B. national
C. FALSE
D. well
