Respuesta :

1. When using a compound adjective (used when the adjective precedes the noun it qualifies) e.g This is an off-campus apartment.

2. To tell the ages of people and things (used when the time period is not in plural form) e.g  We have a six-year-old child

3. When a range of number is being expressed. e.g 6
:20-8:15 p.m.

4. To express any
 compound number from twenty-one through ninety-nine. e.g four thousand six hundred fifty-three people

Answer:

1.The world’s tallest man was eight feet, 11.1 inches tall when he died on July 15, 1940.

2.An Austrian man was both a dwarf and a giant during his adult life.

3.A woman from the Netherlands was the shortest-ever female; she never weighed more than nine pounds in her life.

4.One Russian peasant woman gave birth to sixty-nine children.

5.Conjoined twins used to be called “Siamese” because of two very famous Thai brothers, Chang and Eng Bunker, who were joined at the chest.

6.With compound words that begin with self; with compound adjectives that precede the modified noun; after the prefix ex-, pro-, or anti- with a proper noun or adjective; with compound numbers from twenty-one to ninety-nine and with fractions that are used as adjectives; to divide a word at the end of the line or to divide multisyllabic words.

7.It’s, It is

8.There’s, There is

9.Can’t, Cannot

10.What’s, What is

11.Joe’s, Joe is

12.he’ll, he will

13.shouldn’t, should not

14.they’d, they would

15.Where’s, Where is; I’m, I am

16.bell’s, bell is

Explanation:

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