【1】下列民俗活动与对应民族关联错误的是 （　　）

A. 泼水节﹣朝鲜族B. 丰收节﹣高山族

C. 雪顿节﹣藏族D. 端午节赛龙舟﹣汉族

【2】我国目前全面放开二胎政策，原因是 （ ）

A. 人口分布不均匀B. 人口增长与社会经济、资源环境的矛盾突出

C. 农村人口密度大D. 人口老龄化问题严重

【3】我国民族组成最复杂、少数民族个数最多的省份是 （　　）

A. 甘肃B. 云南C. 福建D. 山东

据此，完成下面小题。

【1】“江淮以北”和“江淮以南”泛指我国的

A.北方地区和南方地区B.高原地区和平原地区

C.青藏地区和西北地区D.人口稠密区和稀疏区

【2】反应我国东部地区南北差异的是

A.江淮以南，土地广阔平坦B.江淮以北水田广布，种植水稻

C.江淮以北，河流纵横交错D.南北距离越远，热量差异越大

【1】形成云南省食用菌资源丰富，种类多、分布广、产量大的主导因素是（ ）

A.气候与地形B.地形与劳动力C.气候与交通D.地形与技术

【2】针对食用菌易腐烂变质的特性以及分布分散的市场供应，云南应（ ）

A.提高物流运输效率B.提高农民种植技术

C.改变食用菌品种D.扩大市场影响范围

Time 【2】(fly), and after a busy term, I have a new summer vacation. With no tests and homework, I'm as f【3】 as a bird. I can do many things I like. What will you do during the summer holiday?

Most of us may choose to stay at home and spend time with our parents. However, some people may choose to travel with their families 【4】 friends. Travel can widen 【5】(we) knowledge of customs and cultures in different places. And travel is also one of the 【6】(good)ways of amusement. We can enjoy eating various food and seeing beautiful scenery. Others prefer to learn living skills, such a【7】 driving.

Summer vacation is 【8】 longest vacation of one year. We can do many 【9】 (thing). In my opinion, we should do something 【10】(meaning) to improve ourselves during the summer vacation. So whatever your plans are, try to make your vacation different.

A.寒潮、洪涝是影响我国长江流域的重要天气灾害

B.台风是冬春季节影响我国南部沿海地区的一种重要的气象灾害

C.寒潮、沙尘暴对我国北方地区和西北地区造成的危害最小

D.干旱是我国夏秋季节发生频繁、损失严重的气象灾害

A. 北半球陆地面积大于海洋面积B. 东半球陆地面积大于海洋面积

C. 地球上任何两个大小相等的半球，海洋面积均大于陆地面积D. 东西半球陆地面积等于海洋面积

A. “五一”劳动节B. “六一”儿童节C. “八一”建军节D. 元旦

A. 太平洋周围有亚洲、大洋洲、南极洲、南美洲、北美洲

B. 印度洋位于亚洲、欧洲、南极洲、大洋洲之间

C. 北冰洋被亚洲、欧洲和非洲所环绕

D. 大西洋被北美洲、南美洲、大洋洲、非洲、欧洲环绕

Sleep is like food for the brain, and enough sleep helps the body and brain grow and _____. According to the National Sleep Foundation in the US, adults need seven to nine hours of sleep every night. _____ students aged 10 to 17, a healthy sleep is about eight to nine hours per night.

But many students don't get enough sleep because of _____ school start time and heavy homework. About 80 percent of middle school students don't get enough sleep, the China Youth and Children Research Center reported. For some students, they want to sleep early, but they keep worrying about their schoolwork and can't_____ quickly. For others, they may even have insomnia(失眠)．

These sleeping problems greatly affect people's life. Studies have shown that the lack of sleep for teenagers leads to poor _____. Students without enough_____ can't pay attention to class or do well in sports. Also, the lack of sleep may make them depressed.

_____, people should form good sleep habits. With good sleep habits, it is easier to fall asleep. Some of these good habits include _____ drinks that make people excited late at night, going to bed at the certain time each night, and sleeping in a ______ place that is dark, quiet and neither too warm nor too cold.

【1】A.suggestionB.goalC.influenceD.work

【2】A.developB.stopC.useD.change

【3】A.ForB.ToC.AsD.On

【4】A.lateB.slowC.earlyD.fast

【5】A.fall offB.fall asleepC.get upD.stay up

【6】A.mannersB.gradesC.mistakesD.tasks

【7】A.habitB.lifeC.waterD.sleep

【8】A.ThereforeB.MoreoverC.InsteadD.However

【9】A.allowingB.avoidingC.havingD.requiring

【10】A.noisyB.healthyC.cheapD.comfortable