大哥哥 姐姐们帮下忙了!好的加分的..
he is ____as Mr Brown
A same height B the same height C the same high D so high
the government should consider____the environment
A how to improve B how can they improve C what to improve D what will they improve
pollution ____abig problem if we don't do anything with it now
A has become B will become C became D would become