Some Nouns plural in the appearance but singular in use

Some Nouns plural in the appearance but singular in use

1.    News

2.    Mathamatics

3.    Innings

4.    Physics

5.    Statistics

6.    Mechanics

7.    Summons

8.    Politics

9.    Gallows

10.  Wages

11.  Gymnastics

12.  Ethics

13.  Classics

14.  Measles

15.  Billiards

16.  Mumps

17.  Economics

23 NOUNS WHICH ARE USED IN THE SINGULAR ONLY
MISTAKES IN USAGE OF APOSTROPHE
USAGE OF QUOTATION MARKS, ENGLISH GRAMMAR RULES
RULE 4 AGREEMENT OF SUBJECTS (NOUN) WITH VERB
USAGE OF COMPARATIVE DEGREESOME IMPORTANT IDIOMS AND THEIR USAGE