The analogy is: Here : There :: She : I
Just as "here" and "there" are corresponding locations, "she" and "I" are corresponding pronouns, indicating the person speaking.
"Rainbow : Sky" is right.
As a mirage is commonly associated with a desert.
A rainbow typically appears in the sky.
An architect designs a building, just as a sculptor creates a statue.
This is a relationship of creator to creation.
"Quickly" is the adverb form of "Quick."
Similarly, "Timely" is the adverb form of "Time".
Request: Ask, as "request" is a more formal or polite form of "ask,"
similar to how "whisper" is a quieter form of "speak".
"Keep : Kept" shows the present and past tense of the verb "keep."
Similarly, "Teach : Taught" follows the same pattern of verb transformation.
"beginning" and "end" are opposites in a sequence,
similar
to how "top" and "bottom" are opposites in a vertical direction.