Trees are among the biggest and longest-living things on Earth, some dating back longer than the oldest buildings. But (1)_______ being nice to look at, trees also play an important role in improving the quality of our lives. On a world-wide (2)_______, forests help to slow down the effects of global warming by using up the gas known as carbon dioxide and giving (3)_______ the oxygen we need to breathe. At local neighborhood level, trees also (4)_______ important environment benefits. They offer shade and shelter, which in (5)_______ reduces the amount of energy needed to heat and cool nearby buildings; at the same time, they also remove other impurities from the air we breathe.
Điền vào số 4
A. make
B. bring
C. take
D. find
Đáp án B
Giải thích: to bring benefit: đem lại lợi ích = It pays to say……