选择正确的答案
题目
选择正确的答案
English words don’t stay the same .People need new words for new ideas and new inventions .Different words come into use ,or old words are used in a new way .
English can be changed by borrowing words from other languages .The word “tomato”was borrowed from Mexico and “tea ”came from China and so on .Now new space and science words are being borrowed from other countries ,too.New words can be formed by adding two words together .“Countryside”and “earthquake”are made up of two parts .Sometimes new words are shorter forms of old words .The word “photo”was made from “photograph ”by cutting off the end of the longer word .“Plane”was made by cutting off the front part of “airplane”.The names of people and products can become new words ,too .Our “sandwich”was named after a man called Sandwich and “sellotape”(透明胶带)was a name the product .
()1.New English words are needed because()
A.people use old words in a new way
B.the population is bigger now
C.the old wor
答案
D
D
A
B
A
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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