A. replacedB. changed C. coveredD. improved

According to the speaker, what is an advantage of the change？A．Improve the quality of work

A complete change in policy is needed if relations are ever to improve.A.strictB.wideC.eve

【C9】A．replacedB．removedC．reservedD．remote

A．differenceB．contrastC．changeD．improvement

He tried to fix my radio, but really ______ it up.A) madeB) botchedC) coveredD) filled

【C5】A．supportedB．providedC．coveredD．obtained