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【单选题】
如果电子邮件到达时,你的计算机没有开启,电子邮件将会( )。A.
永远不再发送
B.
需要对方再次发次
C.
保存在服务商的主机上
D.
退回发信人
手机使用
分享
复制链接
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分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】什么是电流继电器、电压继电器和中间继电器？中间继电器的作用是什么？
【简答题】完形填空。 Lisa has always been overweight. She wanted to lose weight, not just because she wanted to 1 more beautiful and he healthier, but also because it would make life easier. For example, it was 2 fo...
【单选题】Why did the girl want to make money?
A.
She wanted to buy a new bike.
B.
She wanted to go traveling.
C.
She wanted to have a dog.
【简答题】时间继电器的作用是（），中间继电器的作用是中转和放大，信号继电器的作用是（），在继电保护装置中，它们都采用电磁式结构。
【单选题】Why did Carolyn set up her own consultancy?
A.
She wanted to work independently
B.
She wanted to work on a greater variety of projects.
C.
She felt she could do better than the company she worked for
【简答题】时间继电器的作用是（），中间继电器的作用是中转和放大，信号继电器的作用是动作指示，在继电保护装置中，它们都采用电磁式结构。
【单选题】She gave her money away because__________．
A.
she wanted to help the university
B.
she wanted others to have the chance to become nurses
C.
she wanted others to have the opportunity to escape a hard life
D.
she want to be remembered after her death
【单选题】- You were _____ about Jane. She really wanted to help you. - Sorry, I thought she wanted to laugh at me as usual. [ ]
A.
mistaken
B.
thankful
C.
wrong
D.
straightforward
【简答题】简述电流继电器、电压继电器和中间继电器的作用？
【简答题】时间继电器的作用是（），中间继电器的作用是中转和放大，信号继电器的作用是动作指示，在继电保护装置中，它们都采用（）式结构。
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