attend at/on/to

attend 可用作及物动词, 意为“参加”(to be present at; go to):

1. I stopped off in London to attend a conference. 我中途到了伦敦参加一个会议。

2. I shall be attending the meeting (funeral, wedding, ceremony). 我将参加会议(葬礼、婚礼、庆典)。

attend at 意为“参与……(方面的活动)”:

1. They regularly attended at church. 他们定期去教堂作礼拜。

2. He attended only one year at college. 他只读过一年大学。

attend on 意为“侍候”：

1. She has many servants attending upon her. 她有许多仆人侍候她。

2. She has been attending on her sick mother for years. 她侍候她生病的母亲已经许多年了。

attend to 意为“办理”“注意”“照看”“注意听”：

1. I have two items of business to attend to( = deal with). 我有两笔生意要办理。

2. Who will attend to the baby? 谁照料这个婴儿?

3. You must attend carefully to these instructions. (= pay attention to) 你必须仔细注意这些指令。