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瓶子编号 | 种子的数量 (个) | 种子所处的环境 (其他外界条件均适宜) |
A | 3 | 少量水,20℃ |
B | 3 | 无水,20℃ |
C | 3 | 少量水,—10℃ |
D | 3 | 水将种子淹没,20℃ |
(2)探究温度对种子萌发的影响,应该用__________两号瓶做对照实验。
(3)请你预期A号、D号瓶的实验结果依次是_______________________(萌发和不萌发),据此可以得出的结论是_____________________________________。
(4)指出本实验设计中的不足是_____________________________________。
(5)如果在严格按照上表的实验条件进行实验的情况下,用于实验的种子最终都没有萌发,原因可能来自_____________________。
(6)若探究光照对该种子的萌发有无影响,请完成下列实验方案设计。
第一步:在两同样瓶加入适量的水,_____________________________;
第二步:________________________ ,另一组瓶置于黑暗的环境中。 查看习题详情和答案>>
书面表达(满分20分)
假如你叫刘明,你班进行了“Is daily homework necessary?” 的分组讨论,你代表第五小组,向全班用英语汇报讨论结果。请你根据提示和要求,完成汇报稿。
Is daily homework necessary? Different students have different ideas. | |
三分之二的学生同意 | 有助于理解,熟能生巧。 |
三分之一的学生不同意 | 业余爱好时间少,疲劳,学习兴趣降低。 |
你的看法(至少两点) | |
要求:
汇报内容包含三大要点:
①自我介绍:姓名、小组;
②讨论情况:不同学生有不同看法;
③你自己的看法:……
以第一人称写;
90词左右(已给出的部分不计入总词数)
注意: 文中不得出现真实姓名和校名。 查看习题详情和答案>>
阅读下面短文,根据其内容完成后面各项任务。
I and many other people in Britain love charity (慈善) shops because we can find them on every street. The charity shops sell all kinds of things and they are very cheap.
The first charity shop was opened by Oxfam in 1947. Now there are over 7,000 charity shops in the UK. My favourite charity shop in my hometown is the Red Cross Shop. There I always find children's books, all 10 to 20 pence each. They are really cheap.
Most of the shop workers in charity shops are volunteers (志愿者), ________ each shop has a manager and he gets some money. Every morning you see bags of things outside the shops. Some people bring and put them there without waiting for thanks. In fact, over 90% of the things in charity shops are from kind people.
All the money the shops get goes to charity work. Charity shops raise more than 110 million pounds every year. The money is for sick and poor children, homeless and disabled people, and many others. In a charity shop you can get cheap but nice things. You might even feel special while shopping.
If possible, let's do something for charity together.
1.What do the charity shops sell?
2.从短文中找出可以替换下面所给句子的一句话。
Oxfam opened the first charity shop in 1947.
3.在短文第三段的空白处填人一个适当的连词,使句意完整通顺。
4.How much do charity shops raise every year?
5.将短文划线部分(第五段)的英语句子译成汉语。
查看习题详情和答案>>
阅读下面短文,根据其内容完成后面各项任务。
I and many other people in Britain love charity (慈善) shops because we can find them on every street. The charity shops sell all kinds of things and they are very cheap.
The first charity shop was opened by Oxfam in 1947. Now there are over 7,000 charity shops in the UK. My favourite charity shop in my hometown is the Red Cross Shop. There I always find children's books, all 10 to 20 pence each. They are really cheap.
Most of the shop workers in charity shops are volunteers (志愿者), ________ each shop has a manager and he gets some money. Every morning you see bags of things outside the shops. Some people bring and put them there without waiting for thanks. In fact, over 90% of the things in charity shops are from kind people.
All the money the shops get goes to charity work. Charity shops raise more than 110 million pounds every year. The money is for sick and poor children, homeless and disabled people, and many others. In a charity shop you can get cheap but nice things. You might even feel special while shopping.
If possible, let's do something for charity together.
【小题1】What do the charity shops sell?
【小题2】从短文中找出可以替换下面所给句子的一句话。
Oxfam opened the first charity shop in 1947.
【小题3】在短文第三段的空白处填人一个适当的连词,使句意完整通顺。
【小题4】How much do charity shops raise every year?
【小题5】将短文划线部分(第五段)的英语句子译成汉语。
书面表达(满分20分)
假如你叫刘明,你班进行了“Is daily homework necessary?” 的分组讨论,你代表第五小组,向全班用英语汇报讨论结果。请你根据提示和要求,完成汇报稿。
Is daily homework necessary? Different students have different ideas. |
|
三分之二的学生同意 |
有助于理解,熟能生巧。 |
三分之一的学生不同意 |
业余爱好时间少,疲劳,学习兴趣降低。 |
你的看法(至少两点) |
|
要求:
汇报内容包含三大要点:
①自我介绍:姓名、小组;
②讨论情况:不同学生有不同看法;
③你自己的看法:……
以第一人称写;
90词左右(已给出的部分不计入总词数)
注意: 文中不得出现真实姓名和校名。
查看习题详情和答案>>