They are waiting for the bus?划线部分为:waiting kor the 对划线部分提问
They are waiting for the bus?划线部分为:waiting kor the 对划线部分提问
The students are waiting for the school bus对划线部分提问 划the scho
(they are) waiting for the bus.画线部分提问
They are waiting for you at the library.(就划线部分提问)
her father is waiting for a bus there 划线部分:a bus 对划线部分提问
we ( are waiting for the green light.)括号里的画线,对划线部分提问.
Tom ang John are waiting for me at the library对划线部分提问
They are waiting for their turns now对划线部分提问 对their turns提问 _
They are taking the bus.(对划线部分提问)划线部分taking the bus
the thief is waiting for a bus.对划线提问 a bus划线
They are waiting for their Mum.(their Mum下面划线)(划线部分提问)
划线部分提问:They were waiting for -a bas-.