[ Grammar ]
My sister apologized ______ not calling me.
A. on
B. for
C. about
D. of
Select your answer:
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Possessive NounsInterrogative Pronouns & AdverbsUnreal ConditionalsSubject/Verb Agreement with Collective NounsTake or PutActive-Passive VoicesFuture SimpleGrammar - Present Perfect TenseModal Verbs of PermissionTypes of Sentence StructuresOther quiz:
Vocabulary › Viewenergy from recently living organisms such as leaves or plants – can be burned to release energy
A. solar energy
B. wind energy
C. hydropower energy
D. geothermal energy
E. biomass
For vs Since › View
Peter has read eleven books _______ last weekend.
A. since
B. for