Complete each of the following sentences with the proper form of

Complete each of the following sentences with the proper form of the word in brackets. Write your answers on the ANSWER SHEET. （10 points, 1 point each）（understand） Prof. Clinton spoke slowly to make himself____________.
【正确答案】：understood
【题目解析】：make oneself understood 的意思是“让他自己被别人听明白”。原句的意思是：克林顿教授语速缓慢是为了让大家都能听明白。