It is necessary for us to study math.中为什么要写us而不写we呢
英语翻译it is necessary for us to do first aid when we ___1____
It is necessary for us to have___good vocabulary of english.
It is necessary for us not to eat fast
We think it is important for us students to study English we
It is necessary for us to master a foreign language.请问for us
us study necessary to hard it’s for 连词成句
it is important for us to study english
为什么It is not easy for us ----(study )English
it is important for us to study english well 为什么要加to 说明清楚简单点
it is good for us study english
一道英语选择it is necessary for us to do —for the wildl
It is necessary for us to help each other(同义) &nb