The students began whispering and giggling once they saw the teacher close the book. The adverb clause once they saw the teacher close the book modifies

The adverb clause modifies the verb phrase "began whispering and goggling".

Explanation:

An adverb clause is a group of words or clauses that modifies a verb, an adjective, or an adverb in a sentence. This means that an adverb clause will change or qualify the verb, adverb, or adjective in a sentence.

The adverb clause in the given sentence is "once they saw the teacher close the book". And this adverb clause modifies the verb phrase "began whispering and giggling". The verb phrase contains the main verb and the words accompanying it, the verb dependents, thereby making it a phrase.

Thus, the adverb clause modifies the verb phrase.

began whispering and goggling

Explanation:

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answer: group ii. when the root is a full word except for a final e, the forms usually are spelled with -able.

explanation: the word will be deplorable. -able will be used with the word 'deplore-'. the group ii is when the root is a full word except for a final e, the forms usually are spelled with -able is used for the word deplore- because the word deplore- has 'e' at the end of it.

- the mistakes that have been done in the past will repeat themselves

- you will trust all the wrong people