If times have/has been changed ,have our waysof thinking changed too?为什么用复数?

If times have/has been changed ,have our waysof thinking changed too?为什么用复数? 英语翻译The zeros of polynomials with real coefficients can be real of imaginary numbers,but imaginary zeros must occur in pairs.If a real zero accurs n times,it is said to have multiplicity n.If a zero of a polynomial has even multiplicity,its g 1.If Jim and Bill have less than 15 dollars between them,and Bill has 4 dollars,which of the following could be the number of dollars that Jim has?A) 10 B) 11 C) 15increased by r times 是指 nx(r+1)呢 还是指 nxr呢1.A 2.E 4.D 5.C这几个也是 高中英语语法的两个完成句子问题1.If times (have changed) ,have our ways of thinking changed too?如果时代变了,那么我们的思维方式也变了吗?2.Tony isn't here for lunch because his pet bird(died) this morning and he has be times 是has还是have changed a lot Shall we go fishing if your work ___done? A is B will be C has D have 选什么为什么 you may surf the interent if your workA has done B have done C will be done Dis donr 1.____been____for the family;they have been living a hard life.A.Times have;hardly B.The time has;hard C.Times have;hard D.Time have;hardly 做什么成分?什么时候用?） 2.----Do you mind if I open the window?----_____I feel a bit cold.A.Go ahe 语法知识,语法达人帮忙Listen Donna,I don't care if you (miss) missed the bus this morning.You (be)have been late to work too many times.You are fired!have been 怎么用? 英语翻译If I give you seven apples,you will have five times as many as I would then have.However,if you give me seven apples,we will then both have the same number of apples.How many apples do I currently have?What has a bed but never sleeps?第 If times have changed ,have our ways of thinking changed too?这里if引导的是不是状语从句? there be 和 have、has的区别! there be与have (has)的区别 Both Lucy and Maria have been to China several times同义句()()Lucy()()Maria has been to China several times I have (be)to that place three times this year.He (telephone)me last night.She has ( put)all the coins into her pocket.用括号中所给动词的适当形式填空 If you have _____ ,please come to see me. A time B times C days if someone kills cain,he would have been seven times that of retribution. If I (work) _ harder at ordinary times, I would have passed all the exams.