Question

here ...... the book that bought yesterday
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Answer 1

Answer:

here's the book that you bought yesterday

Answer 2

Answer: Here is the book that you bought yesterday.

Explanation:

• Auxiliary verb also known as helping verbs
• A helping verb is a type of verb used in English grammar that is placed before the main verb (also known as the lexical verb) in a phrase.
• The verb phrase is formed by the aiding verb and the main verb working together. (An additional or supporting verb is also referred to as an auxiliary verb.)
• When used in a sentence, an assisting verb is always placed before the main verb.
• In above sentence "is" is coming before bought as a helping verb.
• Other example of helping verb are " I was working", "They had come" and many more.

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