二、克漏字選擇：
    Another __16__ design of water use was their “street cleaning” system. The
marketplace was built on a slope. A canal flowed along the west and the higher side of the
slope. When a day’s trade was done, the ground of the square was dirty. The people
closed a water gate on the canal to let water __17__ over the streets. Everyone picked up
a brush and __18__ the cleaning. The dirty water then flowed into a lower canal, a ditch,
on the other side of the square. From there, it __19__ out of town to water the nearby
farms.
    I also got a brush and joined this “street washing carnival.” I saw smiles on the faces
of the people. The Lijiang(麗江) people were happy with the __20__ they lived. They
cherished water as a gift from heaven. They made the best use of this resource so that
they could live in harmony with nature.
【題組】16.
(A) admire
(B) admires
(C) admiration
(D) admirable