The______in teeth is mostly caused by eating too much sugar, which causes decay.

admin2012-05-04  33

问题 The______in teeth is mostly caused by eating too much sugar, which causes decay.

选项 A、cave
B、vacancy
C、cavity
D、cavern

答案C

解析 名词辨析题。cave意为“洞穴,山洞,崖洞”;vacancy意为“空缺”;cavity意为“(牙齿的)蛀洞”;cavern意为“大洞穴”。根据句意可知,C正确。
转载请注明原文地址:https://kaotiyun.com/show/whmK777K
0

最新回复(0)