Here again, you have to complete a sentence. this time use these verbs:

must should shouldn't might would

1. did anyone clean the windows?
no. they .. should have been cleaned but they weren't.

2. a: did anyone invite ann to the wedding party?
b: i don't know. she - i'm not sure.

3. a: did anyone see you?
b: no, but i if it hadn't been so dark.

4. a: has someone repaired this computer?
b: well, it's working again so it

5. a: did someone throw those old books away?
b: yes, but it was a mistake. they

ответ с переводчика

Diet or diet is a set of rules for the consumption of food by a person or other animal. A diet can be characterized by factors such as chemical composition, physical properties, the cooking of the food, and the timing and intervals of meals.

ответ носителями английского языка. Топик про диету

Now it's very fashionable to have a lean body and to keep a diet. There are many different opinions about it. Some say that diets are harmful and dangerous to health, others consider them useful. There are a lot of different dietary programs. Each of them excludes the certain number of products, due to this, weight loss occurs. There is a special diet menu for athletes, which help to gain muscle mass. People who have diabetes most often need to adhere to a certain diet. Based on the special literature you can develop your own program. Many nutritionists deny the use of restriction in foods, because the body needs nutrients: proteins, fats, carbohydrates, sugar, salt. During slimming, a person uses his internal reserves, when they are exhausted, various chronic diseases begin to develop.

Diet is a strong stress for the body. If you still managed to lose weight, then it's very important not to gain weight. There are two such things as bulimia and anorexia. But they  are problems of a psychological nature. The main thing is not to confuse the diet with a hunger strike.

The surest way to get rid of excess weight, eat fractional, balanced, often and in small portions. This eating will help not only to remove extra pounds, but also to avoid the occurrence of various diseases.

Pros

Solving the food problem

Economical use of agricultural land

Obtaining plant medicines, plant vaccines

Plant resistance to viruses, diseases, pests, pollution

High yield of transgenic plants

Improving the quality of plant varieties

Minuses

The tests carried out are short-term, the effect may affect the offspring

Spontaneous transfer of foreign genes from transgenic to non-transgenic organisms

The emergence of resistance to insecticidal toxin

Damage to harmless insects

The development of allergic reactions

The possibility of mutations