请大家帮忙翻译下啊，急急急~~~~

1. It suddenly dawned on me that the number of passenger doubles each fourty years in our small space shuttle.
2. She will drop out of the race for mayor to born a couple of children, only if when we are ready to run her for the mayor.
3. She withdrew from this action and paddle her own canoe while we need her.

It suddenly dawned on us that the number of passengers on this little Manned Spacecraft doubles every forty years.
She could only drop out of the competition and bore two children when we were prepared to run her for the mayer.
She dropped out of this activity and did her own business when we needed her.