I don't know which Dutch couple you're talking about here.
But most couples get anxious because they are going to marry soon. This has nothing to do with being Dutch.
As their nuptials approached, the couple grew anxious about the coming wedding.
Yes.
If a Dutch couple was visiting Zimbabwe a visa would be given once they actually arrive there, and is good for up to three months.
visitors visa
The comparative and superlative forms of anxious are more anxious and most anxious.
"The bride's mother was anxious, because, though they had been married for a week, the couple had not yet been intimate."
anxious
I can give you several sentences.He's anxious about the results of the test.Try not to be anxious while you wait.Sitting in the hospital makes me anxious.
I was anxious about my exam results.
Anxious is an Adj (Adjective)
The correct spelling is 'anxious'.
I was anxious about my exam results.