What are_(铅) pencils made of?2. Many a person has been cheated by that(诡计).3. A h tale may sometimes arouse a big laugh.4. The guards are still on watch at m5.G is an are a of land for burying the dead.6. The s are loyal to their country.7. The c violinist was ...
阅读下面短文,从短文后的选项中选出可以填入空白处的最佳选项。选项中有两项为多余选项。Most people believe that pencils are made f
根据“That’s why she has three pens, three rulers and three pencils”可知,她最喜欢的数字是三,故选C。 29.【答案】A 【解析】句意:她的电话号码是多少?what’s什么是;who’s谁是;how’s怎么样;where’s在哪里。根据“what’s ...
None of those hours are enough for each group. Not enough sleep can cause many kinds of problems in children and teenagers. In 2007, Shanghai Municipal Education Commission asked primary and middle schools in the city to adjust their timetables so that students could get more sleep. Two years...
With parent/guardian permission and a few relatives/friends/neighbors, get pens/pencils/paper first then chalk in hand! You are now an SST-sidewalk story teller! Read the Biblical account of Jesus riding into Jerusalem on Palm Sunday and the daily events until Easter Resurrection morning Sketch ...
Now pencils are made from graphite (石墨) instead of lead. In 1564, people found that graphite could leave black marks. At first, people used it to make marks on their sheep. Later they used the graphite to write. They thought it was lead. Graphite left a blacker mark than lead, but...
There are many kinds of pencils: some have erasers on top; some are colorful. You may have used many kinds of them for many years, but do you know the history of pencils?Many years ago, people in Egypt used lead(铅)to write. Now, pencils are made from graphite(石墨)instead of lead...
What are Moleskine pens made of? How do you sharpen Moleskine pencils? What are the pen stickers for? How do you refill Moleskine cap pens? What kind of lead is in the mechanical pencil? How do you refill the Moleskine mechanical pencil?
Many years ago, people in Egypt used lead (铅) to write. Now pencils are made from graphite (石墨) instead of lead. In 1564, people found that graphite could leave black marks. At first, people used it to make marks on their sheep. Later they used the graphite to write. They thought...
The hardness of a pencil’sgraphite is designated by a letter and/or number. High-quality pencils have centered graphite. There is no lead in a “lead pencil.” The core is instead made of a mixture of graphite and wax or oil. The hardest graphite available is 9H, while the softest ...