at class 还是 in class

at class还是in class at class 还是 in class at the class还是in the class还有是in class还是at class.晕了. 到底是 at class 还是 in class?at the class 还是 in the class?晕了. 是in our class 还是at at class 和in class中文意思 my experience in class还是on class class's还是class’ he in our class还是he is in our class he studies hard in class还是in the class in P.E.class还是in the P.E.class? 请问,Lucy and I are at the same class.对还是Lucy and I are in the same class.对? arrive( )class 是填at还是填in （急!）class后面加一个late 意思是上课迟到 in the class ,on the class 与at the class 分别是什么意思 ? He is the best______English in our class.这里用in 还是at I do my homework both in the class and at home还是 i do my homework either in the class or at home.原句是 I can do my homework in the class.I can also do my homework at home. The first class in morning at twentyThe first class in morning at twenty to nine. on class 、in class区别