Question

The professor's____was the first to arrive at university that  day.so when the earthquake hit,he gave as much______to the students as possible.

a.aide,aids

b.aide,aid

c.aid,aide

d.aids,aide

Answer 1

ans should be A  aid means help in disaster and aide means some helping person

Answer 2

aide :assistant,helper,adviser

aid (plural aids)
1. Help; assistance; succor, relief
2. A helper; an assistant.
3. Something which helps; a material source of help

NOTE: The word aid is a mass noun. Even before the syndrome AIDS was named, it was rarely (if ever?) pluralized

(B)  The professor's_aide___was the first to arrive at university that  day.so when the earthquake hit,he gave as much__aid____to         the students as possible

Answer 3

 Aid  :  means help, typically of a practical nature.

 Aide:  assistant or some helping person

Aids:   a disease in which there is a severe loss of the body's cellular immunity, greatly lowering the resistance to infection and malignancy.
 

Hence, best answer is Option (b). aide,aid