has it been announced when the plane is to take off中为什么用when
has it been announced when the plane is to take off中为什么用when
英语求助Has it been announced when the planes are to take off求句子
Has it been been announced if the planes are to take off?这个句
—When is the plane to Shanghai going to take off?
将下面两句话改成一个名词性从句 When is the plane to take off?we
天下着大雨英语翻译.It -----------(天下着大雨)-hard when the plane take off
we____ use mobile phone when the plane take off
could you please tell me when the plane -------(take off)
这句话有什么错误?The plane has already taken off when we got to the
英语语法问题 the plane has already taken off when we got to the ai
Do you know when the plane takes off?为什么不用将来时when the plane
when is the next plane for America America前面为什么用介词for而不是to?