[ Grammar ]
The CEO was pleased with the results, ____ he still expressed concerns about long-term sustainability.
A. although
B. therefore
C. nevertheless
D. otherwise

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Grammar - may & mightArticleGrammar - to beIndirect SpeechConjunction and PunctuationSimple Past or Past ContinuousPresent and Past Simple TenseVerbs: Will & Going toPresent Perfect and Past TensesNouns - Word Form-IONOther quiz:
Grammar › ViewAllison has_______________________________
A. big beautiful brown eyes
B. brown beautiful big eyes
C. beautiful big brown eyes
D. eyes brown beautiful big
Grammar › View
an over exaggeration that is not to be taken literally
A. hyperbole
B. idiom
C. hazard
D. alliteration