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1.节水节电;2.垃圾分类;3.少用纸巾,重拾手帕;4.步行,骑自行车或乘坐公交车。
参考词汇:低碳low carbon 纸巾tissue 手帕handkerchief
注意:词数80-120(不含开头和结尾所给出的字数);可适当增加细节了,以使行文连贯;开头已为你写好,不计入总词数。 查看习题详情和答案>>
材料用具:品种、大小相同的泡胀玉米种子若干,空易拉罐四个,沙土,不透光的牛皮纸,剪刀等。
方法步骤:
(1)取四个空易拉罐,分别剪去顶盖,装入湿润沙土并分别标号(甲、乙、丙、丁);在每个易拉罐内植入三颗玉米种子,放在温度适宜的阴暗处培养,待苗长到2 cm左右时备用。
(2)将甲、乙、丙、丁均用不透光的牛皮纸包严(留出幼苗生长的足够空间),放在实验台上,甲、乙直立放置,在乙装置的一侧开直径1 cm左右的小口,在它们的侧面0.5 m处用100 W的白炽灯连续照射;丙、丁水平放置,在丙装置的正对地面处开直径1 cm左右的小口,在它们的下方0.5m处用100 W的白炽灯连续照射(装置如图所示);甲、乙、丙、丁的其他条件相同。
实验现象:两昼夜后,如图所示。甲直立生长;乙向光弯曲生长;丁向上弯曲生长;丙也向上弯曲生长,但与丁相比,弯曲度要小一些。
请根据实验现象分析原因并得出结论:
(1)由甲、乙装置内的玉米苗生长情况可知玉米苗具有:________________特性,
(2)由甲、丁装置内的玉米苗生长情况可知玉米苗具有:________特性,
(3)由乙、丙、丁装置内的玉米苗生长情况可知:__________________。
继续探究:
(4)如果实验开始后使整个实验装置失去重力,乙、丙、两个装置的幼苗生长方向将是:乙________,丙________。 查看习题详情和答案>>
请仔细阅读题,从A、B、C、D中找出其相对应的内容, 并回答小题
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1.My philosophy(哲学) of life is work. When work is a pleasure, life is joy! When work is duty, life is slavery(苦役).
2.Bill Bowl always felt sad. His friend told him to swim with a dolphin. He made friends with a dolphin called Simo. Then his life changes. Simo made him happy again.
3.When you cross the International Date Line(国际日期变更线), you change your calendar one full day. Travelling east, today becomes yesterday. Travelling west, it is tomorrow.
4.Many people use the paper only on one side. Why not use both sides? Some students only use one side of the pages in their notebooks. Try to use up all the sides.
5.A doctor told his patient thee was nothing really the matter with him. “All you require is more outdoor life; walk two or three miles regularly every day, by the way, what’s your business?” ”I’m a letter-carrier.” The patient answered.
A. What does the doctor advise?
B. More outdoor exercises.
C. Healthier food.
D. More sleep.
E. More working.
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紧张而又忙碌的初中生活即将结束,在装载你收获的行囊——成长记录袋时还应增添一份你自己满意的答卷。请以“My Unforgettable Middle School Life”为题写一篇文章,记录你过去三年中难忘的校园生活,并描述自己对将来学习生活的期望。文章应包括以下要点:
| 过去三年校园生活所得 | 1.学到了很多知识,真的很感激老师的帮助。 2.和同学相处得很好,互相学习,彼此帮助。 3.喜欢帮助贫困学生,尽自己最大的努力帮助有需要的人。 4…….(补充1-2点所得) |
| 过去三年校园生活所失 | 1.不太爱好体育运动。 2.有时上学迟到。 3. ……(补充1-2点所失) |
| 今后的学习打算 | ……(1-2句话描述自己未来的打算) |
① 词数100左右;
② 短文的开头已给出,不计入总词数;
③ 文中需包括所有写作要点,但不要逐字翻译,可适当加入过渡词句,使短文通顺、连贯;
④ 文中不能出现考生真实姓名和学校名称。
评分标准:
语言规范,信息内容完整,篇章结构连贯,书写工整。
My Unforgettable School Life
How time flies! My colorful middle school life is nearly ending. Here is what I think of about myself.
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