【正文】
o the water. The potassium burns. Potassium reacts with cold water. An Experimennt Report 2020/12/24 Sum up ? How can you do a scientific experiment successfully? First, we need to have an_____ and prepare _________ for the experiment before we do the experiment. Second, we must use correct________to do the experiment and watch carefully. Then we can get the____and draw a________. aim apparatus methods result conclusion Ⅱ. 短語(yǔ)運(yùn)用 be proud of,used to,aimed at,add up to, keep out of,put...in order,keep one’s balance,think of,react with,be supposed to nature,many kinds of materials can each other under certain conditions. ask the teacher if you want to leave the classroom. lifted his gun and the bird in the tree. react with are supposed to aimed at the money I had no more than one hundered dollars. I saw these photos,I my college days. to the trouble between them. should again after you have finished reading them. added up tothought ofkeep out of be put in order struggled to on my new skates. the Chinese the success of Shenzhou Ⅶ. now is much better than it be. keep my balance are proud ofused to Ⅲ. 翻譯句子 。( expand) ,一切東西都要有序的排列在器皿 柜中。 (where) Student numbers are expanding rapidly. After the experiment,everythin