当秋天到来，树叶纷纷落下时，我喜欢去跑跑、跳跳、踢踢球。
In autumn, when the leaves start to fall, I like to run, jump and kick a ball.
当秋天来临的时候，它已经把肚子吃得圆鼓鼓的并且准备上山去了。
When fall comes he is already paunched and ready to go back to the mountains.
但是，当秋天来临，猪流感病例可能大增时，那时我们将重新考虑。
But we will look at it again when it comes to the autumn when we get possibly big Numbers of cases.
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