Which one is the correct form of the verb 'hear' in the blank space of the sentence?

I opened the door as soon as I             the bell.'

Your teacher ------ me when I was a boy.

Would you mind ____ the accounts once again? The right option is:

Choose the alternatives that best replace the underlined portions of the following sentence
It is natural that baby eagles while still in the nest do submits to their mother.

Identify the one underlined word or phrase (A, B, C, D) that must be changed in order for the sentences to be correct. Suzy had better to change her study habits if she hopes to be admitted to a good university.