日日人人_亚洲美女在线视频_av手机在线播放_国产大片aaa_欧美中文日韩_午夜理伦三级

精英家教網 > 初中地理 > 題目詳情

【題目】將下列日常食物放入水中,能形成溶液的是( )

A.牛奶 B.蔗糖 C.面粉 D.食用油

【答案】B

【解析】

一種或幾種物質分散到另一種物質中,形成均一的,穩定的混合物,叫做溶液。牛奶、面粉、食用油都不能分散到水中形成溶液。

知識點:溶液的定義。

練習冊系列答案
相關習題

科目:初中地理 來源: 題型:

【題目】A

Hi, I’m Tina. This is a photo of Class 18. This class has twenty-five students, twelve girls and thirteen boys. These are Amy and Bob. Amy is Bob’s sister. Amy is 12 and Bob is 13. Amy likes English and math. Bob likes music. He has a CD collection. This is Bruce. He is 14. He likes sports and he has a sports collection. Jerry is a teacher. He is thirty-four years old. He likes blue, black and green. Many of his clothes are in these colors. Do you know the relationship between Jerry and Bruce? Aha! Jerry is Bruce’s uncle. And you can call him at 0543-3617625.

【1】__________ girls are in Class 18.

A. 12 B. 13 C. 24 D. 25

【2】 Bruce likes __________.

A. sports B. English C. music D. white

【3】The word relationship means __________.

A. 關系 B. 性別 C. 愛好 D. 差異

【4】__________ and Bob are in a family.

A. Jerry B. Amy C. Bruce D. Tina

【5】Jerry’s __________ is 0543-3617625.

A. card number B. telephone number

C. bus number D. school card number

查看答案和解析>>

科目:初中地理 來源: 題型:

【題目】一Would you like to see a film with me?

,but I can't.

A. Yes,I would B. No, I wouldn't

C. I'd like to D. I'm glad

查看答案和解析>>

科目:初中地理 來源: 題型:

【題目】I am Lisa.I study in Beijing International School now.There are fifty-four students in my class.Only six students go to school on foot,because they live near our school.Li Xiang says it usually takes him about fifteen minutes to walk to school.Eighteen students go to school by bike.Some of them think it is faster to ride bikes than to take buses in the morning and evening.They also think riding bikes is good for them.Twenty-two students take buses or the subway(地鐵)to sch001.Most of them have to take more than one bus to get to school,so they must get up early every day.And other students go to school by car.Their parents drive them to school first,and then go to work.Do you know how I get to school? I'm one of the eighteen people.

1Why do the twenty—two students get up early every day?

2How many students go to school by car?

3How do you go to school? Why?

查看答案和解析>>

科目:初中地理 來源: 題型:

【題目】______of the students said their goal of this term was to get good grades.

A. Most B. Much C. More D. No

查看答案和解析>>

科目:初中地理 來源: 題型:

【題目】根據漢語意思完成句子,每空一詞。

1Lisa went to Beijing ________ ________ (度假) last year.

2We have _______ _______ _______ (相當多的) books in the Book Corner.

3He ________ ________ ________ (為考試而學習) last night.

4They _______ ______ _______ _______(去海灘) on their school trip.

5Last year I ________ ________(拍照片)with my family on the Great Wall.

查看答案和解析>>

科目:初中地理 來源: 題型:

【題目】My name is David. I’m an American boy. For me, sports are fun. I have a collection of sports things. I have six basketballs, three tennis rackets, nine volleyballs, four soccer balls, and five baseballs. I play sports and I watch them on TV. Do you play sports? Do you have a sports collection?

根據短文內容,回答下列問題。

1Is David American?

_______________________________________

2Are sports fun for David?

______________________________________

3Does David have a collection of sports things?

______________________________________

4How many baseballs does he have?

______________________________________

5Where does David watch sports?

______________________________________

查看答案和解析>>

科目:初中地理 來源: 題型:

【題目】20時硝酸鉀的不飽和溶液轉變為飽和溶液可采用(

A.升高溫度 B.加入溶劑 C.加入溶質 D.倒掉一半溶液

查看答案和解析>>

科目:初中地理 來源: 題型:

【題目】在現實生活中法律是解決糾紛的唯一方式( )

查看答案和解析>>

同步練習冊答案
主站蜘蛛池模板: 欧美成人精品一区二区 | 四虎av | 亚洲福利专区 | 亚洲aaa | 欧美一区二区在线视频 | 成年人毛片 | 91成人精品一区在线播放 | www.chengren | 黄色一级大片 | 亚洲黄色av | 九九成人 | 中文字幕国产 | 国产欧美日韩综合精品 | 天堂成人av | 国产一级免费视频 | 午夜精品国产精品大乳美女 | 日本特黄视频 | 国产一级黄色大片 | 久久精品国产免费 | 狠狠撸狠狠干 | 国产一区二区精品丝袜 | 国产麻豆视频 | 黄色毛毛片 | 国产福利网 | 青青视频网 | 国产黄网| 国产乱国产乱300精品 | 日本在线| 99热亚洲 | 亚洲二级片 | 国内精品在线播放 | 秋霞av在线 | 免费在线看a | 911精品国产一区二区在线 | 欧美日韩免费看 | 国产午夜在线 | www.一区二区 | 在线国产小视频 | 日本人做爰全过程 | 成人免费毛片男人用品 | 在线色|