有半句话不太明白so the courses are OK as much,it's just that had it been left to you ,you would have chosen a different one.这里的it's just that had it been left to you 中的had 怎么提前了 还有been left to you 是什么用法

T is the ten digits of a two-digit positive integerGRE的mathematics conventions有个例子是“T is the tens digits of a two–digit positive integer,so T is an integer from 1 to 9”,我不太明白前半句话的意思,a two–digit positive int 有半句话不太明白so the courses are OK as much,it's just that had it been left to you ,you would have chosen a different one.这里的it's just that had it been left to you 中的had 怎么提前了 还有been left to you 是什么用法 the painting is of a fountain.这句话对吗,不太明白 is of ring a 有个客户说了这句话,我不太明白,“茅塞顿开”? 今天有看到一句话不太明白,“Genesis A,Genesis B and Exodus are poems based on the old testament这句话的正确翻译应该是什么? 有什么区别?不太明白这个, 英语翻译如题.这句话不太明白. 有一个英语句子不太明白Edsion took the boy to s_____ 化学分析方法中有句话不太明白Measure 1mg of standard solution into a 10ml volumetric flask,fill the flask volume with n-hexane and homogenize the solution.其中 fill the flask volume with n-hexane是什么意思,始终不太明白 不太明白 不太明白 有点不太明白 A不太明白 有点不太明白? 不太明白 还是不太明白 不太明白 不太明白啊