A:充分非必要条件
B:必要非充分条件
C:充要条件
D:既非充分又非必要条件.
Useful Information in AustraliaUseful NumbersAll the telephone numbers are useful and free.。Fire/ Police/ Ambulance(救护车)—000 Telephone information—12455。Medical(医学的) Care—1300369359 Taxi—1800421113Surfing the InternetWith so many Internet tearooms and public libraries, it's easy to surf the Internet in Australia.Also it’s very cheap for you to surf the Internet.。Public libraries offer free Internet every day even during public holidays.。Many travel managers provide connection which is cheap or free.Post ServiceAll post offices around the country offer post services(服务) so you can receive mails as you travel around the whole country.。Post offices are usually open from Monday to Friday from 9 am to 5 pm.。It costs 50 cents to send a standard(标准的) letter in Australia.Public HolidaysOn public holidays all shops are closed across Australia, so are banks and post offices.。New Year's Day—1st January。Australia Day—26th January。Christmas Day—25th December
进入初中后,学校各种各样的社团都在招新,小非想参加摄影沙龙,父母却认为中学阶段任务是知识学习,参加社团是不务正业。以下理由能帮助小非说服父母的是( )
①学习不仅包括知识的获取,也包括能力的培养 ②学习不仅表现为接受和掌握,也表现为探究、发现、体验和感悟
③在活动中培养兴趣、陶冶情趣也是一种成长 ④课堂上知识学习已不再重要,不能适应新的社会发展需要