okay hold on, they wont let my answer go through so i'll post this and write it in the comments :)
According to Churchill, the continuation of British life as it is currently known is at stake in the battle against Germany. The lengthy traditions of Great Britain are a stake
Explanation:
What was the excerpt? Or at least the sentance it's in?
Answer: The first one is - To show time
The second one is- to add information
The third one is- to provide examples
The last one is-to summarize or conclude
Explanation: