( ) of the rivers here have been polluted. ( ) of the rivers here have been polluted.
( ) of the rivers here have been polluted. ( ) of the rivers here have been polluted.
The student_____described the beautiful mountains and rivers in his home town. The student_____described the beautiful mountains and rivers in his home town.
The student_____described the beautiful mountains and rivers in his home town. The student_____described the beautiful mountains and rivers in his home town.
Water _________ in seas, rivers and lakes.
Water _________ in seas, rivers and lakes.
In the following rivers, _______ is the longest in the US.
In the following rivers, _______ is the longest in the US.
How many rivers are there in the underworld?
How many rivers are there in the underworld?
The main navigable rivers in China are , , , , , Xijiang.
The main navigable rivers in China are , , , , , Xijiang.
Over the rivers and mountains, been through____________people
Over the rivers and mountains, been through____________people
Being summer, the rivers were open and navigable.
Being summer, the rivers were open and navigable.
Which of the following rivers is NOT adjacent to Mount Tai southward?
Which of the following rivers is NOT adjacent to Mount Tai southward?
Among the many rivers in China, the Changjiang River is the ____ one.
Among the many rivers in China, the Changjiang River is the ____ one.