问题补充：
单选题Aftervisitingdifferentcountries,Ifound_______veryimportanttolearnabouttablemanners.A.itB.thatC.thisD.us
答案：
A解析find +it +adj for to do sth，表示发现做某件事···故选A
时间：2022-01-08 01:42:33
单选题Aftervisitingdifferentcountries,Ifound_______veryimportanttolearnabouttablemanners.A.itB.thatC.thisD.us
A解析find +it +adj for to do sth，表示发现做某件事···故选A
2019-01-20
2020-05-16
2018-07-22
2024-03-08
2024-07-18
2024-07-18
2024-07-18
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2024-07-18
