≧‖??≦≌∽↗ +: plus(positive 正的) -: minus(negative 负的) *: multiplied by ÷: divided by =: be equal to ≈: be approximately equal to (): round brackets(parenthess) []: square brackets {}: braces ?...
braces 角括号 angle brackets 正或负 positive or negative 负或正 negative or positive 最大 maximum 最小 minimum 4.3 函数符号符号,应用 f f(x) f(x,y,…) 意义或读法 函数 f function f 函数 f 在 x 或在 (x,y,…......
we often notice the negative impact of Chinese pronunciation in spoken English learning.This essay analyzes the Chinese phoics not only has a negative impact on spoken English,but also has some positive effects.Starting ......
参考书的负面效应:My View on the Negative Effects of Reference Books 142. 因特网的利与弊:Positive and Negative Aspects of Internet 143. 人类第一张基因草图的意义:The Significance of the First Working Draft of Human ......
pronunciation of English, resulting from the negative transfer of their mother tongue—Chinese. Examples of errors made by English learners in pronunciation are common, displaying on both segmental and suprasegmental levels. The......
否定句 Didn’t + 动词原形 I didn’t go shopping last (Negative) night. 一般疑问句 Did …+ 动词原形… Did you go shopping last (Yes/No) night 特殊疑问句(wh-) What did…+ 动词原形… What did you do last ......
Step3 Presentation Do you want to know how to make negative sentences and ask and answer questions using the verb to do in the simple present tense? Let’s read the tables together.强调:句中有了助动词 do 或 does,......
