Методическая разработка по английскому языку для студентов факультета химии и химической технологии " Simple Chemistry" Алматы 2017



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мет. разработка по химии

Positive sentence: I saw him yesterday.
Negative sentence: I didn’t see him yesterday.
Question: Did you see him yesterday?

Questions (special)



What
How long
How
How much
Whom
When
Where
Why

did

I, you, we, they

he, she, it



see him yesterday?

Questions to the subject



Who
What



dissolved acid ?
dissolved in acid?

When we use this tense:


We mainly use this tense when we talk about past actions. We use this tense with the following adverbs: yesterday, last week/month/year, in 1990. We use this tense when we specify the time of the action. For example: I saw him in 1980.


Verb to be

Positive sentence



I, she, he, it

Was

You, they, we

Were

Negative sentence





I, she, he, it

Was not (wasn’t)

you, they, we

Were not (weren’t)

Question (general)





Was

I, she, it, he

Were

you, we, they



The word order of special questions with the verb “to be” in Past Simple is similar to the word order in special question in Present Simple.


Vocabulary
a property – свойство
to divide into – делить на
a chemical element – химический элемент
a metal – метал
a nonmetal – не металл
a good conductor – хороший проводник
heat – тепло
electricity – электричество
to form – образовывать
an alloy – сплав
with – с
at least – по крайней мере
a basic oxide – основной оксид
an appearance – внешний вид
to subdivide into –подразделять на
a chemist – химик
a periodic table – периодическая система
from left to right – слева направо
alkali metals – щелочные металлы
alkaline earth metals – щелочноземельные металлы
lanthanides – лантаноиды
radioactive actinides – радиоактивные актиноиды
transition metals – переходные металлы
specialized subcategories – специализированные подкатегории
refractory metals – тугоплавкие металлы
noble metals – благородные металлы
relatively – относительно
soft – мягкий
hard – твердый
most – большинство
silvery – серебристый
high – высокий
room temperature – комнатная температура
shiny – блестящий
brittle – хрупкий
to exist – существовать
amphoteric – амфотерный
a weakly acidic oxide – слабо кислотный оксид
dull – тусклый
coloured – цветной
an open structure – решетчатая структура
to tend – иметь тенденцию к
to gain an electron – получать электрон
to lose – терять
a poor conductor – плохой проводник
to obtain – получать
to study – изучать
metalloids – металлоиды
to share an electron – отдавать электрон
to conduct – проводить
an electrical conductor – электропроводник
a thermal conductor– теплопроводник
ionization energy – энергия ионизации
to find naturally – находить в природе
a large amount – большое количество




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