To ask students to visit the science museum.
要求学生参观科学博物馆。
I won't be able to visit you any more, but would it be too much to ask if you could come and visit me once in a while?
我不能再来看你了,但是如果这个要求不过分的话,你能偶尔来看看我吗?
If you decide to visit a zoo ask whether it adheres to the World Association of Zoos and Aquariums' Code of Ethics before you enter.
如果你决定要去参观动物园,请在进去之前确定他们是否坚持了世界动物园和水族馆协会的道德标准。
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