It is not ready yet.这句话有错吗

It is not ready yet.这句话有错吗 Is dinner ready?Not yet.The main coutse__.It needs another ten minutes it is not finished yet Is it ready yet?Is he ready yet?他准备好了吗?这里yet该怎么理解?为什么非要加个yet?Is it ready? Is my car ready yet? Your computer is ready for the Event,but the Event is not yet On Air Is everything ready Not yet .there 's the soup ----to heatheatingheated server is not ready 英语翻译不好意思：not everything must be ready,is it?笔误！ Is my car ready yet时态问题 The tongue is not steel,yet it cuts翻译中文 Are you ready?Not yet.I(be)ready in five minutes.Her mother travels a lot.she (visit)many countries.I am sorry I was late again.It(not happen)again.My bag is heavy.Don't worry.I(carry）it for you. but he__ __(not get)things ready yet. It's not over yet . 帮忙做几道英文题一、 Fill in the blanks:ever around still yet sometimes1.A:Do you ( ) eat out?B:Yes,I ( )eat out.2.A:Is dinner ready( B:No,not ( ).We’re ( )washing the vegetables.I think it will be ready in an hour.3A:It’s my first time It is not yet a hunderd years old.它的前面一句是：Basketball is still a young game.It is not yet a hunderd years old. What is always before you,yet you can not see it?是什么What is always before you,yet you can not see it? It is not dark yet.But the sun is going_____.A.down B.up C.there