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

Random Topics:
Auxiliary ModalGrammar: SyntaxComparatives and ConjunctionsGrammar - Present and Past PassiveTypes of PhrasesGrammar - some / anyTenses & AffixesCorrelative ConjunctionDefinite vs Zero Article Abstract NounsTOEIC GrammarOther quiz:
Tenses › ViewWhy do you look so tired? ___________ the house?
A. Did you clean
B. Have you cleaned
C. Have you been cleaning
D. Do you clean
Grammar › View
What is the simple subject in the following sentence? My favorite food is pizza with extra cheese.
A. favorite
B. food
C. pizza
D. cheese
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. –
