Ⅰ.单词拼写
1．He did research on wild animals for________(十年)．
2．We made________(充分的)preparations for the coming sports meeting.
3．In order to________(加速) economic development, we brought in advanced technology.
4．To________(确保) the safety of our children, we fixed bars over the window.
5．The area of growing rice has been ________(扩大)．
6．Please ________(通知) him of the changed schedule.
7．The company________(保证) you will have a stable job.
8．We need to________(调整) the timetable.
9．With tall trees________(环绕) our house, it feels cool in summer.
10．There is a________(倾向) that the children go to school at an early age.
