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Brushing removes larger particles, but dentists suggest brushing the back of the
Brushing removes larger particles, but dentists suggest brushing the back of the
游客
2025-05-01
35
管理
问题
Brushing removes larger particles, but dentists suggest brushing the back of the tongue as well, where food residues and bacteria_____.
选项
A、flourish
B、collaborate
C、embark
D、congregate
答案
D
解析
D项congregate“聚集”,根据空格处的意思:舌头后面是食物残渣和细菌聚集处,故选D。A项flourish“繁荣”;B项collaborate“合作”;C项embark“着手”,均不符合题意。
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