______, glasses can correct most sight defects in healthy eyes.

admin2014-03-21  47

问题 ______, glasses can correct most sight defects in healthy eyes.

选项 A、When well fitted
B、Well fitted when
C、Well fitted if
D、If well fitted when

答案A

解析
转载请注明原文地址:https://jikaoti.com/ti/7SNMFFFM
0

最新回复(0)