問題詳情

第 11 至 15 題為題組          Brushing your teeth regularly will help you maintain a healthy smile. But that smile won’t last longif you don’t take proper care of your toothbrush and switch to a new one often. According to theAmerican Dental Association (ADA), toothbrushes can harbor bacteria. These germs come from themouth and can 11 in toothbrushes over time.          Many Americans replace their toothbrushes only once or twice a year. The ADA, however,recommends 12 a new toothbrush every three to four months. Children’s toothbrushes may need tobe changed more 13 .          During those three to four months of use, there are several ways to keep a toothbrush clean. 14 ,rinse your toothbrush thoroughly with tap water after use, making sure to remove any toothpaste anddebris. Store your toothbrush in an upright position, and let 15 air dry. Most importantly, do notshare toothbrushes.
11.
(A) accumulate
(B) crumble
(C) establish
(D) radiate

參考答案

答案：A
難度：適中0.439024
統計：A(36),B(17),C(11),D(8),E(0)

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