Because of the bad weather.

Test analysis: Generally speaking, despite its strong tone and wide application; Although the tone is weak, it is often used in poetry or formal style. Although it is not usually used with of. So choose C. because of due of due to? In spite of the bad weather, they had a pleasant holiday.

Comments: The preposition in this question belongs to the phrase that must be mastered in the exam outline. Understand the meaning first, then pay attention to the usage. The usage of due to and due to is as follows: due to, due to, leading phrases can be used as adverbials or attributes in sentences. Some English speakers only use due as a predicative after the verb be, but it is generally believed that due can be regarded as a synonym for due to.

Your failure is due to negligence.

In addition to expressing reasons, due also said that "it should be given and belongs".

We should be grateful to you. We express our heartfelt thanks to you.

Due to can also be used as a predicative, but it can be used as an adverbial at the beginning of a sentence, such as because.

Thank you "because of or because of someone (something)", usually used in a good way, translated into "thank you", but sometimes used as irony; Preposition phrases can be placed at the beginning or end of a sentence.