Ultrapure Water Ensures Reliable Results Every day, Scientists around the world are using water for a multitude of purposes. But the quality of this reagent is too important to ignore-contaminants and variabilities in laboratory water are putting too many results at risk. ...
从“The Blue Man Group uses everyday...” 可知,这里是说蓝人乐团用日常的 “东西” 来讲述他们音乐中的故事,“things”(东西)符合语境,所以第 3 空填 “things”。根据“You can also make music at home. For example, you can put dry...into a cup and shake(摇动)it.”,在给出的单词...
It is very interesting.Space food _42_ more like the food we eat on earth. In the past astronauts could _43_ only small pieces of dried food. Now the space station _44_ water and iceboxes. They can eat much everyday food such as fruit, vegetables and ice-cream. They have _45_ o...
Two-hundred years of innovation and counting Our industry—leading innovations harness the power of chemistry to bring everyday convenience to virtually everything people touch. Our Journey: From Transformation July2021 Chemours’ Founding CEO Retires ...
However, this age group uses technology the least. What are the benefits for old people of using mobile phones and the Internet? How can we encourage them to use this new technology? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write ...
英语填空stand for,consist of ,at least,in a flash,on the abacus ,in words,start from,write down,in ancrent times,in many different ways,use one's brain,square root One should drink( )8 glasses of water every day.what does ATM( ) you can work
The weather there is very 9 and umbrellas are very useful.Everybody uses umbrellas today. The next time you10 one, thinking that for centuries only great men and women used them, you'll feel you are the important person, too.1. A. rain B. cloud C.air D. water2. A. lovely B. ...
In the past, astronauts could3 only small pieces of dried food. Now the space station 4 water and iceboxes. They can eat much everyday food such as fruit,vegetables and ice cream. They have 5own rooms in space. Sleeping is really too6. There is no gravity(引力),so they have to ...
Now there are lots of buses and cars. We go to work by car. We have big new televisions. We watch TV every day. Everyone has a telephone. We wear new clothes. We are very happy now.【1】There were lots of buses many years ago. (___)【2】We lived in a small house many years...
There are a lot of different animals in it. There are some scary tigers and lions. They like eating meat and they eat much meat every day. There are also two big elephants and a baby one. Children like to ride one of them. The elephants are very kind and friendly. They eat much ...