[ Grammar ]
People know that she is a good swimmer.
A. She is known to be a good swimmer.
B. She is known being a good swimmer.
C. She is known to have been a good swimmer.

Random Topics:
Dependent PrepositionsAdjectives and comparisonsPast Simple (to be)Present Perfect TenseConditional and SubjunctiveAdverb of MannersPre-intermediateGive, do and makeInterrogative Pronouns & AdverbsSentence Structure and ConjunctionsOther quiz:
Prepositions and Phrasal Verbs › ViewThe new manager stood …… in his planning and communication skills
A. out
B. up
C. for
D. down
Grammar › View
The flowers …. very beautiful and fragrant.
A. are
B. is
C. am
D. has
Grammar › ViewA What ________ at the moment?
B Nothing. I’ve just finished my book.
A. do you read
B. you reading
C. are you reading
Antonyms › View
To praise, pat onthe back
A. Admonish
B. Breach
C. Salvage