Ⅰ. 单词拼写
1．The (根) of a plant are the parts of it that grow under the ground.
2．Lots of people don’t (费神) to go through a marriage ceremony these days.
3．If someone (射击) a person or an animal, they kill them or injure them by firing a bullet or arrow at them.
4．A new kind of car traveled 3,145 miles on a single (加仑) of gas.
5．It’s obvious that the beautiful house is built of (砖)．
6．The fact that we like and respect each other is a good (基础) for cooperation.
7．An (研究所) is an organization set up to do a particular type of work, especially research or teaching.
8．We believe the time and hard work (相关的) in completing such an assignment are worthwhile.
【答案】1.roots 2.bother 3.shoots 4.gallon
5．bricks 6.foundation 7.institute 8.involved
