He tried and tried but all his efforts were ______.A．in no wayB．on the contraryC．at a loss

He’s religious but he doesn’t try to foist his beliefs（) everyone.A inB onC toD at

He tried to hide his ______ patch by wearing a hat all the time.A．bareB．barrenC．baldD．blea

He had tried to ______ sleep by all his usual methods, but with no success.A．secureB．induc

He certainly tried to explain his ideas but I am still at a loss ________ his points.

He tried his best to remedy the terrible

A king once 56 seriously ill. His doctors and wise men tried cure 57 cure.But nothing