[ Grammar ]
He is good ___ playing the guitar.
A. by
B. at
C. in
D. on

Random Topics:
Grammar (was, were, could, could not)Preposition (at,in,on)Reporting VerbsGrammar: wishes and regretsPersonificationFuture Time and TensesConditional Sentence 0, 1Understanding Product Packaging and TensesVerb PhrasesWestern Europe CountriesOther quiz:
Gerund Noun › ViewThose workers stopped …………. their coffee because they felt tired of their new work.
A. Drink
B. drank
C. drinking
D. to drink
Modal Verbs and Contrastive Conjunctions › View
Which sentence correctly uses a modal verb and a contrastive conjunction?
A. They might go hiking if the weather is good, or they might stay home and watch a movie.
B. She should finish her homework, so she might go out with her friends afterward.
C. We can’t go to the beach because it’s raining, but we could go to the museum instead.
D. He must study for the test because it’s important, yet he might still fail.
Preposition › ViewWe have lunch ……….. noon.
A. at
B. in
C. on
D. between
Grammar › View
A: What is ______ ?
B: She is a bank manager.
—
A. his job
B. she job
C. he job
D. her job