<span>An adverb clause is a group of words that function as an adverb. The clause can modify verbs, adverbs and adjectives by telling when, where, why, how, how much and under what condition. They begin with a subordinating conjunction (such as after, if, because and although) and they contain a subject and a predicate.
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Read more at http://examples.yourdictionary.com/examples-of-adverb-clauses.html#5TRgHHUo0dpEof1f.99</span>
Answer:
In the next 72 hours, forecasters expect the mass of cold air to weaken, bringing warmer and less rainy days, but they expect the cold to persist at least until Thursday morning.
Explanation:
I am certainly not reading all of this but stay safe tho