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【简答题】
在Sb 2 S 3 ，HgS，Bi 2 S 3 ，As 2 S 3 ，SnS等物质中，不能溶于Na 2 S溶液的是______。
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【简答题】抄写并翻译以下段落,完成题目。 Shopping is a hobby for many women. For them, shopping is a way of relaxing. It can help them reduce stress, communicate with friends, and even keep fit. Therefore, many women love sho...
【简答题】Businesses can gain many potential benefits from engaging in electronic commerce. E-commerce can reduce the c_1_(成本)of purchases, lower sales and m_2_营销 costs and i_3__(改善)the customer service. Howev...
【判断题】Shopping can reduce stress, communicate with friends and keep fit for women.
A.
正确
B.
错误
【多选题】在《合同法》第19条规定中,下列哪些情形,要约不得撤回?
A.
拒绝要约的通知到达要约人
B.
要约人依法撤销要约
C.
要约人确定了承诺期限或者以其他形式明示要约不可撤回
D.
受要约人有理由认为要约是不可撤销的，并已经为履行合同做了准备工作
【单选题】The most significant technology that can reduce barriers to Internet access is:
A.
electronic data interchange (EDI)
B.
digital subscriber lines (DSL)
C.
wireless Web technology
D.
shopping bot programs
【简答题】Businesses can gain many potential benefits from engaging in electronic commerce. E-commerce can reduce the c_1_(成本)of purchases, lower sales and m_2_营销 costs and i_3__(改善)the customer service. Howev...
【简答题】Shopping can help people reduce stress, communicate with friends, and even _____ (keep) fit.
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