Ответ по предмету Математика: выразите в сантиметрах. 9 дм - 45 см : 9

Предмет: История, автор: aislu2007

7 лет назад

Предмет: Английский язык, автор: danslon72

Which exams ___ at school?
• did you took
• were you taking
• did you take
We ___ climbing in the mountains last summer.
• did go
• were going
• went
Where ___ when I met you yesterday?
• were you going
• did you going
• did you went
When ___ lobsters?
• did you last eat
• did you last eating
• was you last eating
Why ___ for so long yesterday?
• did the baby cry
• was the baby crying
• did the baby crying
Agatha Christie ___ a lot of detective stories.
• were writing
• was writing
• wrote
My grandma ___ apple trees while she lived in the country.
• was planting
• were planting
• planted
The train ___ on time yesterday.
• was arriving
• was arrive
• arrived

The bike is ok now. My dad ___ it yesterday.
• was repair
• repaired
• were repairing
What ___ at 6 p.m. yesterday?
• was you doing
• did you do
• were you doing

7 лет назад

Предмет: Английский язык, автор: danagul2701

2. Diphtheria is a highly contagious disease which mainly effects __________
А) the liver
В) the throat
С) the kidney
Д) the stomach
Е) the heart
3. The virus of hepatitis is very resistant and even ___________ does not destroy it.
А) freezing
В) sterilizing
С) boiling
Д) washing
Е) drying
4. Suger is good for recovery of the __________ .
А) stomach
В) heart
С) liver
Д) throat
Е) kidney
5. In 4-5 days the urine becomes dark in colour ,and later the eyes and _________ become yellow.
А) hair
В) skin
С) lip
Д) nose
Е) neck
6. During mumps both sides of the ___________ may swell .
А) face
В) mouth
С) neck
Д) ear
E) heart
7. Whooping cough is a prolonged one and _________ may last2-3 months.
A) sore throat
B) fever
C) cough
D) running nose
E) sneezing
8. Chikenpox is usually a mild __________ and there is no particular treatment.
A) wound
B) pain
C) disease
D) ache
E) injury
9. We can prevent_____________ with oral polio vaccine .
A) hepatitus
B) poliomyelitis
C) tonsillitis
D) diphtheria
E) tetanus
10. The cause of typhoid is a _____________ .
A) virus
B) streptococus
C) bacillus
D) fungi
E) protozoa
11. The main symptoms of tetanus are stiffness of jaw, spasms and convulsions ,difficulty in
__________.
A) breathing
B) drinking
C) swallowing
D) eating
E) bathing
12. There is a whitish _____________ in the throat.
A) rash
B) sport
C) patch
D) gland
E) swelling
13. Diphtheria is a highly __________ disease which mainly effects the throat.
A) contagious
B) dangerous
C) infectious
D) continuous
E) swallowing
14.There is fever, loss of appetite, vomiting and pain in the ____________.
A) stomach
B) chest
C) heard
D) head
E) abdomen
15.Even the __________ or sight of food may the person sick.
A) smell
B) colour
C) weight
D) number
E) importance
16.During the hepatitis, the appetite returns and the_______________ comes down.
A) arterial pressure
B) temperature
C) fever
D) weight
E) pain
17._____________ may affect testicles in boys and ovaries in girls, resulting in sterility.
A) mumps
B) whooping cough
C) german measles
D) typhoid
E) tetanus
18._______________ is a mild disease with low grade fever , some pain behind ears due to enlargement of glands , and a mild pinkish rash.
A) typhoid
B) tetanus
C) diphtheria
D) mumps
E) german measles
19.The main symptoms of ___________ slight fever, headache, malaise.
A) typhoid
B) tetanus
C) tonsillitis
D) diphtheria
E) mumps
20. The main symptoms of ___________ slight fever, general discomfort, headache, stiff neck, stiff back.
A) diphtheria
B) mumps
C) tetanus
D) poliomyelitis
E) typhoid

Помогите пожалуйста по быстрее.

7 лет назад

Предмет: Химия, автор: FeellikeALemon

1.Электронная конфигурация аниона,образующегося при диссоциации хлорида аммония

1) 1s2 2s2 2p6

2) 1s2 2s2 2p6 3s2 3p4

3) 1s2 2s2 2p5

4) 1s2 2s2 2p6 3s2 3p6

2. В образовании химических связей в молекуле метана участвуют

1) только s- электроны

2) s- и p- электроны

3) только p-электроны

4) s,p,d электроны

3. Ряд оксидов записанных в порядке усиления их кислотных свойств

1) N2O5, P2O5, As2O5, Sb2O5

2) Al2O3, P2O5, SO3, Cl2O7

3) N2O5, CO2,B2O3, BeO

4) CO2, SiO2, GeO2, SnO2

4.С увеличением порядкового номера хим. элемента основные свойства растворов летучих водородных соединений элементов V A группы:

1) изменяются периодически

2) усиливаются

3) не изменяются

4) ослабевают

5.Усиление восстановительных свойств элементов расположенных в 1 группе главной подгруппе периодической таблицы Менделеева,с увеличенным зарядом атома обусловлено:

1)увеличением атомного радиуса эле-ов

2) увеличением атомной массы эл-ов

3) увеличением общего числа эл-ов

4) увеличением номера периода

6. Установите соотвествия:

Эл. Конфигурации Формулы Оксидов

1) 1s2 2s2 2p6 3s2 3p1 А)N2O5

2) 1s2 2s2 2p6 3s2 3p5 Б) Al2O3

3) 1s2 2s2 2p6 3s2 В)Cl2O7

4) 1s2 2s2 2p3 Г)MgO

11 лет назад

Предмет: Информатика, автор: нюрашка

Приведите примеры информационной модели:

а) ученика вашего класса

б) игрока баскетбольной команды

в) пациента ветеринарной лечебницы

11 лет назад

выразите в сантиметрах. 9 дм - 45 см : 9

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