[ 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
Select your answer:

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Grammar › ViewHe ___ a lot of questions during the lesson.
A. ask
B. asks
C. asking
D. asked
Plural › View
What is the plural form of strawberry?
A. Strawberrys
B. Strawberries
C. Strawberries’
D. Strawberies
E. Strawberys
