Thingsyouneed:acupsomewatericecube(小方冰块)string(线)saltSteps:Firstly,fillacupwithwater.Putanicecubeintothewater.Secondly,carefullyputthestringsothatitlies(躺)onthetopoftheicecube.Thirdly,whenthestringtouches(接触)theicecube,askyourfriendtoaddsomesaltontheicecube....
百度试题 结果1 题目 8.Eric C _ many things since he became interested in chemistry. A. is learning B. was learning C. has learned 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Doing experiments is one of the most interesting things about studying chemistry. In China, it’s often teachers who do the experiment in the front of the class with students 1 . But in the US, students take action by themselves. The first time I took a class in my school’s chemistry...
百度试题 结果1 题目4. I can learn many interesting things in chemistry(化学) and _physics (物理). 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Doing experiments is one of the most interesting things about studying chemistry. In China, at a high school there who do the experimen is in the front of the class with students 41 ___.But in the US, students take action by themselves. The first time I took a class in my school...
The first time I took a class in my school's chemistry lab, I was surprised to find that students were wearing special 42.___,plastic gloves, as if there had been a bio-chemical attack(攻击)!In America, 43.___is always the most important for science lab classes. The outfit(装备) ...
1阅读理解Doing experiments is one of the most interesting things about studying chemistry. In somecountries, it's often teachers who do the experiment in the front of the class with studentswatching. But in the UK, students take action by themselves.Mrs. Zurolo, my chemistry teacher, usually...
百度试题 结果1 题目___involvesthe scientific study ofthe chemistry of living things.相关知识点: 试题来源: 解析 Biochemistry 反馈 收藏
You know, when you’re 15 years old in my country, you finish school and then you learn a trade. And that’s exactly what I did. When I was 15 years old, I learned how to be a carpenter. A year later, I came to America. Luckily, I met a very good teacher who encouraged me...
learning a new language.Also,some concepts(概念)of chemistry are hard to understand.However,with hard work and careful study,you can finish this subject successfully -and even enjoy it.Here are some suggestions to help you develop good study habits and better understand the to...