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What is the helping verb in the sentence:

I am helping my sister clean her room.

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The diagram is printed on the document.

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Choose the main verb in the sentence:

We have gathered all the materials we need.

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“to wear or wash away very slowly.”

an arrangement of parts that fit together

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Choose the helping verb in the sentence:

A great deal of work was required on this model.

are very small bits or pieces.

is a touching or meeting of things.

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What is the correct contraction of the words had not?

What is the correct contraction of the words they are?

What does the Greek root "bio" mean?

What does the Greek root "Astro" mean?

What does the Greek root "monos" mean? Hint: monarch

What is the participle in the following sentence? My brother has wanted a room of his own for years.