Answer:
helped, developed, create
Explanation:
A verb is an action word. helping, developing and creating are all actions.
Answer:
Each volunteer and staff member need to arrive at the scheduled time.
Explanation:
The adjective each is used before a <u>singular</u> countable noun and, therefore, the verb should be in <u>singular</u> form, too.
So the sentence should be written as "Each volunteer and staff member needs to arrive at the scheduled time."
Martin used the phrase " I have a dream" because it was something he wished could happen, maybe in his dreams everyone was living happily together.