The verb used would be ‘is’ because we’re talking about a group of people in the present tense. I feel we would use ‘are’ only if there were specific things were were talking about, like [we] are, [you] are, [jack and jill] are, etc. Though, this wouldn’t be the case with he and she, because they always need to be in present tense.
Answer:
It helps you focus your research so that you stay interested in it and find sources more easily
Answer:
" what lovely ears you have "
On the question above there's two boxes that you left unchecked, based on what those say give Lizzy suggestions on what she could do better in her personal narrative.