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【简答题】
请列举初学发球技术的练习方法及要点。
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】物品从供应地向接收地的实体流动过程。根据实际需要，将运输、储存、装卸、包装、流通加工、配送、信息处理等基本功能实施有机结合。这个物流定义的制定者是（）。
A.
国家标准物流术语
B.
美国物流管理协会
C.
日本通产省物流调查会
D.
美国军事后勤协会
【单选题】There ______money in the purse. But there is a ring(戒指) in it. [ ]
A.
isn't some
B.
isn't any
C.
aren't some
D.
aren't any
【单选题】B: Good! I know Chris, Josh, and Tony play basketball every Saturday afternoon. ____________10_____________. Wow, that’s cool! I’d love to. We can play basketball together on Saturdays.
A.
What plan do you suggest?
B.
What would you do in my situation?
C.
You could always start with an exercise programme.
D.
Maybe you should join them.
【单选题】流是物品从供应地向接收地的实体流动过程。根据实际需要，将运输、储存、装卸、包装、流通加工、配送、信息处理等基本功能实施有机结合。这个物流定义的制定者是（）。
A.
国家标准物流术语
B.
美国物流管理协会
C.
日本通产省物流调查会
D.
美国军事后勤协会
【简答题】完形填空题 Hi, Miss Zhou, How are you? Long time no see. From your wechat, we can see your 1 which make us 2 the happy days we 3 together in our Vocational School. We know you have 4 to Singapore 、 Thaila...
【简答题】用化学方法鉴别下列物质 1 —戊炔和 2 —戊炔两种溶液
【简答题】together we can___10___
【单选题】Don’t spend money in the generous way.You should some money for when you are in trouble.
A.
lay aside
B.
lay down
C.
lay for
D.
lay off
【单选题】I have _______ money but I can't give you ________. [ ]
A.
some; some
B.
any; any
C.
any; some
D.
some; any
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