[ Prepositions ]
She finds it very difficult to concentrate _______ her work because she has so many other things on her mind.
A. in
B. on
C. for
D. with

Random Topics:
Causative VerbAdverb of TimeModals, Infinitives and GerundsConditional Sentence Type 2Apostrophe GrammarVocabulary and PrepositionsCorrelative Conjunction & Complex SentencesFirst ConditionalsPrepositions of TimePresent Progressive (Future)Other quiz:
Mixed General Quiz › View__________? Adolph Hitler did.
A. Who start World War II?
B. Who started the Second World War?
C. Who caused World War II?
D. Who did World War II?
Present Perfect › View
I have been here _______________ November.
A. for
B. since
C. never
D. have