The cell wall in a plant cell is like the frame on a car. ... It gives the motor energy so it can run like the mitochondrion produces energy for the cell.
As such, manufacturing an EV is in many ways not much different to making a petrol car, according to Bernstein, a broker—and no less expensive. A new purpose-built car factory that can churn out 100,000 or so vehicles a year costs at least $1bn. 这些功能哪些值得拥有、哪些只是噱头,最...
结果1 题目 -How creative David is! He made a toy car out of recycled materials in art class.-So he is. It seems that is useless in his mind. A. everything B. nothing C. anything 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
Here are a few of the most important: Car Loan (also auto loan, car financing): A car loan is a contract between you and a lender where they agree to provide you with the cash to buy a new or used car, and you agree to pay the money back over time. Unless you get a 0% ...
Before smartphones — in fact, before cell phones existed at all — there were rotary telephones. George Marks / Getty Images Although most of us take it completely for granted, the telephone you see in a restaurant or office is one of the most amazing devices ever created. If you want...
First, many families do not have money for school. Also, some girls leave school. They get married as teenagers — some at age fourteen or fifteen. Kakenya Ntaiya is from a small village in Kenya. She is the oldest of eight children. As a child, her family was very poor. She had to...
A reversible fuel cell combines two methods of energy production, uniting one of the previous fuel cell types with a solar or a wind generator. Like all other fuel, it produces energy and water vapor, but the water is then stored for later. During times of high wind or solar activity, ...
12、—But actually I’m at work. So rather not wait. Would you mind taking a message? —___ Go ahead. 13、—Can I borrow your car for a few days? —___ 14、—Congratulations! I just heard the news about your promotion. —___ 15、—Could you pass me the salt and pepper...
11、But ___number of the users is expected to rise to 44.6 million by 2022. 12、Can you give me some useful ___ on how to save money? 13、Car owners will probably be against it, but people who use public transportation will be___it. 14、Cell phone is a very useful modern _...
The man can come back sometime later. D) She can pass on the message for the man. 16. A) He has a strange personality. B) He s got emotional problems. C) His illness is beyond cure. D) His behavior is hard to explain. 17. A) The tickets are more expensive than expected. B)...