1. There have been a few _____ changes offered by the client .

suggestion / suggested / suggesting / suggests

2. Heavily logged forests can now be digitally mapped, providing another tool to environmentalists

________ to stop deforestation.

campaigns / campaigning / campaign / campaigned

3. Unless you hear ______, Tomorrow's meeting will still be held in conference room B at 5PM as

scheduled.

only / extra / otherwise / wholly

4. Perhaps the most _____ was the lucrative deal we concluded last year with the two pharmaceutical giants.

memory / memorize / memories / memorable

5. There will be a luncheon tomorrow at noon, during ____ July Finkle will speak about his surprising rise to the top of the telecommunications Industry.

which/ while / what / that

6. Notify your supervisor of the days you would like to take off ; ____ approval

requests/ requsted / requesting / request

왜답이 되는지 자세히 설명좀 해주세요..ㅠㅠ