Villagers had left before the storm....
A came   B had come   C has come    D will come
I've come....an idea about our environmental project
A up to    B to with    C up with    D on to
Science and technology have many enormous....on economic development
A efficient    B effects     C affects    D effective
Our city....from different kinds of pollution water,air and noise
A is suffering     B are suffering    C suffer   D had suffered
I learnt from the news on tv that the earthquake.....hundreds of houses
A. destroys     B were destroyed     C had destroyed     D are destroying
The victims on the roofs of the houses.....with food and water by the rescue team
A provided     B will be provide    C were provided     D had provided