What time she lunch at school? a) does/has
b) do/has
c) do/have
d) does/have
What time Tom usually back home?
a) do/come
b) does/comes
c) does/come
d) is/come
Every year my mum part in photography competition.
a) took
b) takes
c) take
d) taking
I often my morning exercises.
a) don`t / -
b) doesn`t / do
c) don`t / do
d) - / don`t
they usually to school together?
a) Do/go
b) Does / go
c) Do / goes
d)Are / go
My sister has got a daughter. Her daughter`s name is Lulu. Lulu is my .
a) niece
b) sister
c) nephew
d) aunt
In 1981 Prince Charles got married. His name was Diana Spencer.
a) daughter is
b) wife is
c) sister is
d) mother is
My dad`s name is Jack. His mother`s name is Mary. Mary is my .
a) grandmother
b) granddaughter
c) sister
d) aunt
Peter has got a brother. His name is Sam. Peter`s son is Sam`s .
a) nephew
b) son
c) brother
d) niece
We are late, ?
a) are we
b) do we
c) aren`t we
d) don`t we
As a rule, you get up early, ?
a) aren`t you
b) don`t you
c) do you
d) are you
Your mum likes travelling, ?
a) doesn`t she
b) does she
c) like not she
d)isn`t she
She usually has breackfast at 8 a.m., ?
a) has she
b) hasn`t she
c) doesn`t she
d) does she
Is it usually cold in February, ?
a) is it
b) isn`t it
c) does it
d) doesn`t it
The Queen has an absolute power, ?
a) is she
b) hasn`t she
c) doesn't` she
d) isn`t she
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2. There are 8 columns in the periodic table. In each column, elements are arranged by the same properties, such as the same orbital arrangement of electrons.
3. Mendeleev predicted properties of yet undiscovered (missing) elements and left empty spaces for them in the table.
4. There are natural groupings between the elements that are closely related to each other.
5. In order to understand better these natural groupings, chemists have tried to fit the elements into a single plan.
6. John Ncwlands made one of the first attempts to fit the relationships among the elements by suggesting the Law of Octaves.
Растительная пища необходима для хорошего здоровья и обеспечивает жизненно важные функции организма котов и собак.
Известно, что вареной (термически обработанной) пищи недостаточно.
Витамины В содержатся в зелени. В целом, витамины играют важную роль в метаболизме и участвуют в ферментной системе и других важных для хорошего здоровья процессах и они гарантируют правильное жизненное функционирование котов и собак. Недостаток или отсутствие витаминов вызывает авитаминоз. Дефицит витаминов В-группы вызывает патологии центральной нервной системы котов и собак. С тех пор как у животных возросла потребность в витамине В, владельцам следует постоянно обеспечивать их достаточным количеством витаминов. С этой проблемой легко можно справится путем добавления свежей зелени (травы) в пищу.