Почему здесь употребляется Present continuous Mr Harris is having her nails painted on Saturday morning? ​

Случаи употребления герундия:

making choices, meeting their wants, overcharging customers, the key to understanding, describing and solving many of the problems, developing a new product, designing and making the good, spending too much money, promoting the goods.

Случаи Complex Subject:

1. Economics is known to be a basic discipline...

2. Firms are sure to take account of costs and the type of audience they are trying to reach...

3. Communication is considered to be the lifeblood of business.

4. Mathematics and statistics are known to be the key to understanding, describing and solving many of the problems faced by businesses.

Случаи Complex Object:

1. So we want the problem to be cleared up before we start a study of business.

2. We consider business studies not to be a single, tidy subject with its own body of knowledge and its own language.

3. Everyone considers advertising to be an important means of promoting the goods

4. Advertising attempts <...> to persuade them to purchase it

Объяснение: