[ Grammar ]
I can”t concentrate ______ reading a book when there is noise
A. for
B. of
C. by
D. on

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Auxiliary ModalGrammar: SyntaxComparatives and ConjunctionsGrammar - Present and Past PassiveTypes of PhrasesGrammar - some / anyTenses & AffixesCorrelative ConjunctionDefinite vs Zero Article Abstract NounsTOEIC GrammarOther quiz:
Grammar › ViewWe’d better ___ home now.
A. go
B. to go
Grammar and Vocabulary › View
. I’ve had an older boss and a younger boss. _____ younger boss was much stricter.
A. The
B. A
C. –
