请问这个题目选什么Behind the factory there used to ______ much waste,
Bhind the factory there used to (1 )much waste,( 2 1 have还是b
The government forbad the chemical factory to pour waste int
改错1.There used to be a shoe's factory near the park.2Great c
请问在That is the factory _____ is used to make paper .中可不可以填th
1.this is the factory ----------- i used to work
the factory where my father used to work.
She used to work in the factory改为同义句,
there used to be a shoe factory over there,usedn't there?
There used to be a factory,wasn't there?这句话对吗?
请问 There used to be a park.
31.There ______ some houses near the river.A.were used to be
There used to be some trees,______ there?