高)theirwritinginEnglish.Don?tworry,though.Herearesomesimplestepsthatyoucantaketo improveyourwrittenEnglish. ●Increaseyourvocabulary. Toexpressyourselfclearly,youneedagoodactivevocabulary.That?snotjustbeingableto knowlotsofwords—itmeansactuallybeingabletousethemcorrectly. 1 Tip:Whenyoulearnanewword,trytolea...
D The scientific method is used for simple experiments that students may do in the classroom or very difficult experiments that scientists are doing all over the world. It is a way of thinking that helps you to avoid drawing incorrect conclusions.There are usually four steps in the scientific ...
故选A。 (5)题详解: 主旨大意题。根据“There are usually four steps in the scientific method, including observation, hypothesis, experiment and conclusion.”可知,本文主要介绍了科学方法的四个步骤,即科学方法的四个基本步骤是如何工作的。故选C。
(假设), experiment, and conclusion. The steps may not always be completed in the same order, but the first step is usually observation and asking a question about your observation. For example, you had a sick stomach, and ate a candy bar. An hour later, you observed that you felt much...
A.The specific steps of the experiment.B.New findings about students’ writing. C.The steps of training the children.D.The purpose of performing the test. 3. What can we infer about the result of the study? A.Students indoors are not good at poetry. ...
A . A method used by scientist to find the answers to questions B . Application of the methods used by scientists only throughout the world C . A practice to prove the right answer to a question by a scientist D . The steps scientists use and follow when trying to prove or disprove ...
Before the experiment, two steel balls need to be bound on the top of the stand-off barrel, as shown in Fig. 9. The function is to be used for distance positioning during imaging, so as to determine the proportional relationship between the length on the negative and the actual length. ...
orchard study site, while for the vineyard site, the cover crop practice was used. For the fruit orchard field, the crop-type change procedure (orange to avocado) was used. The experiment demonstrated that soil-improving cropping techniques have an important impact on soil erosion, and as a ...
modelling for 69 European tree species under current climate conditions and projected conditions to 2100 (in decadal steps) demonstrates that, for climate suitability to be maintained throughout a tree’s lifespan, many fewer tree species are available to forest managers than are currently used. ...
STEPS TO TAKE: ● Fill the glasses with water. Put two large spoons of salt into the first glass and stir (搅拌)it. ● Add a few drops (滴)of food colouring into the other glass. ● Cover the glass of coloured water with the cardboard/plastic. Turn it upside down and put it on...