And then we celebrated the birth of my baby brother all night.
Answer:
a sentence usually missing one or more. of three components: subject,a predicate and. a complete though.
students'
This is because in, "We were impressed by several students' drawings," many students are owning many drawings.
student's will not work because this sentence does not say that only one student owns this one drawing.
students will not work because this is not possessive.