[ Prepositions ]
She’s been working hard _____ her English skills.
A. about
B. at
C. on
D. with

Random Topics:
Present Perfect SimplePossessive Adjectives and Possessive PronounsPassive and Active SentencesContractions and ConjunctionsTypes of Simple SentencesSynonym and AntonymDEGREE COMPARISONPast and Past ContinuousAsking & Giving AttentionAdjectives & PrepositionsOther quiz:
Vocabulary › ViewWhat is the meaning of the adjective ‘elegant’?
A. Very large
B. Very nice looking
C. Very old
D. Attractive, yet simple
Grammar › View
I ______ my dinner already. Have you had yours?
A. has
B. have
C. have had
D. is having
Grammar › ViewThat cake ________ it’s burning. I’d better get it out of the oven quick!
A. smells
B. smells like
C. smells as if
Grammar › View
a person who starts a fire in a building in order to destroy it
A. an arsonist
B. a burglar
