----How do you find his advice?  ----What he said sounded _____, I think.

Such a grammar mistake is _____ among the beginners of English study.5.      

This new model of car is so expensive that it is beyond the reach of those with ____ income.

The research lacks  evidence, and therefore, its conclusions are doubtful.

 If you are _______ about Australian cities, just read the book written by Dr. Johnson.