He made ()(repeat)efforts to solve the problem.

He tried to solve the problem, but he （quick) ________ gave up.

In order to solve the traffic problem, the municipal government intends to improve the sit

______, he sometimes can not stand the way she solves problems.A．Although much he likes he

The doctors must have made great efforts to treat the patient, ______ he has recovered fro

It was not until dark he found he thought was the correct way to solve the problem.A．that；whatB．that

What will a bottom－up thinker probably do when he／she try to solve a problem？A.He／She