The correct version of these two sentences when combined is:
When we were in Europe on vacation, we usually flew on airplanes: however, sometimes we took the train.
We apply the semi-colon to indicate that they have different ideas, and that they are clauses being joined into one sentence.
Answer:
What is the question? What is the context previous this so I can get an understanding of your question?
Explanation:
Answer:
You have the question and you have the answer, what more do you want?
1st 4th and 5th
hope this helped