Предмет: Химия, автор: andreylarionov012

. Распределите предложенные образцы на элементы, соединения и смеси: стекло, водород, углекислый газ, вода, свинец, туман.

Ответы

Автор ответа: PRzell

19

Элементы : водород , свинец
Соединения : углекислый газ, вода
Смеси: стекло , туман

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Тест по английскому языку "Modal Verbs"
Выберите ваш вариант ответа вместо пропусков.

1.
The situation was bad but it worse.
could have been
would have been
could
should be
2.
It's a secret. You tell anyone.
shouldn't
mustn't
wouldn't
needn't
3.
I was surprised that she say such rude words.
will
should
must
would
4.
My grandfather speak six languages many years ago.
need
shall
should
could
5.
I am so angry with them. I kill them!
must
could
can
should
6.
I to sleep recently.
mustn't
couldn't
haven't been able
can't
7.
The phone is ringing. It be Jack.
would
can
could
must
8.
I understand it very well. You explain further.
shouldn't
mustn't
needn't
wouldn't
9.
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must
could
should
would
10.
It's strange that they be late.
could
must
should
would
11.
Jane was so tired. She have slept for a week.
would
must
could
should
12.
I leave the party early last night. I wasn't very well.
had to
have to
must
was to
13.
Are you going to read the report? No, I . I already know what it says.
can't
mustn't
needn't
shouldn't
14.
She help you tomorrow.
is able to
could
will can
will be able to
15.
It was the principle of the tiling. People to keep their words.
should
ought
have
are able

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