[填空题]People have them as a part of their meal.

[填空题]People have them as a part of their meal.

[多项选择]PART 1
·When do people have parties in your country7

[简答题]If people praise them or thank them in an especially polite way, they may become uncomfortable and not know what to say in reply.

[填空题]People study them at schools.

[单项选择]The people are fully aware （）they have before them problems and difficulties of various kinds.
A. of that
B. what
C. that
D. which

[单项选择]

Some people have malnutrition. Their diets have too much or too little of some nutrients ,or too many or too few calories. Nutritionists have three major ways of deciding if a person has malnutrition: physical exams, laboratory tests, and diet studies.
In the physical exam, the nutritionist looks for external signs of malnutrition. For one thing, the nutritionist looks at the patient’s skin. Rough, dry skin, for example, may mean that the patient does not have enough vitamin A. In addition, the nutritionist looks at the patient’s mouth. Cracks at the corner of the mouth, a purplish or bright red tongue, and bleeding gums can all be signs of vitamin deficiencies. The nutritionist also notices the patient’s hair. If a patient does not have enough protein, the hair may be thinner and duller than normal.
In laboratory tests, nutritionists look for the amounts of nutrients patients have in their bodies. There are two main types of laboratory tests: bl
A. Nutritionists have two laboratory ways of deciding if a person has malnutrion.
B. Having too much of some nutrients is much better than having too little of those.
C. The nutritionists are able to look for external signs of malnutrition.
D. Too many calories will make some people have malnutrition, too.

[填空题]People have classes there.

[填空题]That people pay a woman to have a baby for them is an example of ______.