Answer:
7. We'll begin the renovation in April.
8. My brother and I haven't chosen paint colors yet.
9. Our parents aren't expecting the work to take very long.
10. My brother hasn't been this excited about anything in years!
Explanation:
I have been able to able to rewrite each sentence forming a contraction.
In English Language, Contraction actually refers to the forming or a word by joining two words together using a apostrophe. These contraction is actually found in spoken English or during informal written English.
The above answers reveals that each helping verb in each sentence was used to form the contraction. Helping verbs are mostly used to form contractions.
In the above sentences, the bolded words are actually the contractions that are formed.
