In this task, given a sentence in the English language, your task is to convert it into the Japanese language.
One example: Test subjects will be administered either a placebo or PA-457 that will be taken in combination with the medication they already take.
Solution is here: 被験者は、彼らがすでに服用している薬剤と一緒に偽薬またはPA-457を与えられる。
Explanation: The above sentence is correctly translated from English to Japanese.

Now, solve this: Although Mr Darnton believes that New Zealand will eventually become a republic, he is wary of making a push to it too quickly.
Solution:
ダーントン氏はニュージーランドがいずれ共和制となると信じながらも、急ぎすぎることを推進するのには慎重である。