Mark the letter A, B, C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each ofthefollowing questions.
21. She is not very popular among her friends for her being insincere.
A. useless B. fair C. imperfect D. honest
22. It's heartening to see the energy and determination of the child in fighting the disease.
A. encouraging B. discouraging C. tiring D. stimulating