What courses do you have in the intermediate class?
必修课有中级汉语，口语和正音，阅读和写作，中级听力。
You should still call the base implementation in case an intermediate class in the inheritance has implemented this method.
如果继承中的中间类已实现了此方法，则仍应调用基实现。
My father wrote to me and asked my mother and I to see him in Hainan this summer, but I want to attend the intermediate class for English in my holiday.
我爸爸来信让我妈和我去海南看他，可我想参加一个英语中级班。
Because an intermediate class in the inheritance might implement this method, we recommend that you call the base implementation in your implementation.
由于继承中的中间类可能会实现此方法，因此我们建议您在实现中调用基实现。
This week's Intermediate Class will be postponed to next week!
本周中级班因故暂停一周，下周三继续上课。
This week's Intermediate Class will be postponed to next week!
本周中级班因故暂停一周，下周三继续上课。
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