Ai giải giúp em  2 câu TN này với
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Câu 7. Mark the letter A,B,C or D on your answer sheet to indicate the option that best completes the
following exchange.
The local authority asked for a
A. voluntary
contribution from the community to repair roads and bridges.
D. volunteer
B. volunteers
C. voluntarily
Câu 8. Mark the letter A,B,C or D on your answer sheet to indicate the option that best completes the
following exchange.
They believe that bringing
A. happy
to others makes them the happiest people.
C. unhappy
B. happiness
D. happily