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Conditions for Sub mi tting Refund Requests: 1. A ll products claimed to be no t as described must match the items sold by the seller. 2. Refund request should b e submitted during the protection period. 3. Buyers should provide enough evidence to prove that the products received are not as good as described. 4. If you submit a refund request before the order is completed and then mark that order as complete — you cannot submit another refund request for another 15 days, even it has a Longer Protection guarantee. If, however, the reason for your refund request is “I didn’t receive anything” and the result is “payment released to the seller”, you still can submit refund request within the 15 days if the product is not as described. Retu rni ng Shipping Fee l. I f the seller accepts returns, and the buyer also wants to return their purchase, simply follow the seller’s sets of Returns on who will pay the retu rn shipping fee. If the seller will pay the fee , communicate with the seller in advance about the payment method and the logistics service. 2. I f a seller sets no return necessary or a buyer wants to keep the product, simply agree on the refund amount directly and ignore the return shipping fee.
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参考答案:
举一反三
【单选题】磷酸戊糖途径提供:
A.
NAD+
B.
NADH
C.
NADP+
D.
NADPH
E.
FADH
【单选题】史学家王国维说:“欲观周之所以定天下,必自其制度始矣。”文中的“制度”包括() ①内外服制 ②分封制 ③郡县制 ④礼乐制
A.
①②
B.
②③
C.
②④
D.
③④
【单选题】磷酸戊糖途径提供
A.
NADH
B.
NADP+
C.
NADPH
D.
FADH
E.
NAD+
【单选题】王国维说:“欲观周之所以定天下,必自其制度始矣。周人制度之大异于商者,一曰立子立嫡之制,由是而生宗法及丧服之制,并由是而有封建子弟之制、君天下臣诸侯之制。”材料认为周代宗法政治的典型特征是()
A.
嫡长子继承制
B.
礼乐丧葬制
C.
婚娶联姻制
D.
功臣分封制
【单选题】卤代烷在 NaOH 的醇水溶液中发生反应,下面哪个现象 不 属于 S N 2 机理:
A.
产物构型完全转化
B.
有重排产物
C.
氢氧化钠浓度增加反应速度加快
D.
叔卤代烷反应速度慢于仲卤代烷
【单选题】卤代烷在NaOH的醇水溶液中发生反应,下面哪些现象属于SN1机理:①产物构型完全转化;②有重排产物;③氢氧化钠浓度增加反应速度加快;④叔卤代烷反应速度快于仲卤代烷;⑤增加水量反应速度加快;⑥减少氢氧化钠浓度反应速度没有变化;⑦发生外消旋化。
A.
① ② ③ ④ ⑤ ⑥ ⑦
B.
② ③ ④ ⑤ ⑥
C.
① ③ ⑤
D.
② ④ ⑤ ⑥ ⑦
【判断题】磷酸戊糖途径提供NADH+H+为细胞的各种合成反应提供还原剂( )
A.
正确
B.
错误
【多选题】哪些故事表现了孔子的博学?
A.
与齐景公论秦
B.
季桓子穿井得土缶
C.
吴伐越,得骨节专车
D.
有隼集于陈廷而死
【单选题】王国维说:“欲观周之所以定天下,必自其制度始矣。周人制度之大异于商者,一曰立子立嫡之制,由是而生宗法及丧服之制,并由是而有封建子弟之制、君天子臣诸侯之制。”材料认为周代宗法政治的典型特征是( )
A.
嫡长子继承制
B.
礼乐丧葬制
C.
婚娶联姻制
D.
功臣分封制
【多选题】下属那些费用不包括在增值税的价外费用中(    )
A.
.向买方收取的手续费
B.
向买方收取的销项税额
C.
受托加工应征消费税的货物代收代缴的消费税款
D.
违约金
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