知识问答
最佳答案：1.最简单的形式：We must find someone to do this job.2.this job must be done by some spe
最佳答案：Students who are going to sing at the concert should make good preparations.
最佳答案：I have such many things to do so i must handle them one by one .
最佳答案：老师们为祖国的教育事业做出了巨大的贡献The teachers education career made great contributions for ou
最佳答案：1. My name is ming.I'm 12 years old.I'm in Grade 5, Ciass 7.I'm a bay. I love pi
最佳答案：if some one wants something he has never got,he has to do something he has never
最佳答案：消息传开说没有公共汽车,他们必须步行回家.It is said that there is no bus for them and they must go h
最佳答案：Do I have to finish the work tomorrow?No,you don't.So when do I have to finishe
最佳答案：definitely worker who can replace station should reach master then he can become
最佳答案：We should update our technology and improve our products quality in time. We mus
最佳答案：Regardless what others people think,be yourself.This is the choice you have to m
最佳答案：Generally speaking,the elderly must have adequate nutrition and restevery day
最佳答案：1.You must be back by ten o'clock.2.It's many years since he began to do the bus
最佳答案：1. I'm sure that we will get to know each other soon.2.We have to get this work
最佳答案：今天晚上吉姆不得不在家临时照看他妹妹。Jim has to look after his little sister at home tonight.我必须为后
最佳答案：I'm busy in this holiday.first of all.I have to finish my homework,it took me 3
最佳答案：What rules are there at your home?What do we have to do?I have many things to do
最佳答案：if a scientist want to keep up with those new developments in his field,what sug
