24. Because there was a conflict of interests among the leaders, two members ______ from the board of MVP in protest against its disharmony last week.

Wind power is an ancient source of energy ________ we may return in the near future.[ ]

Hong Zhanhui never gives up trying. It is the love and responsibility _______ has driven him to go through hardships and survive in life.

Students who take notes during class have higher grades than who don’t.

When you are ill, you can’t taste _____. Even the food you like best tastes _____.[ ]