Question

Сгруппируйте слова по их временным формам: Simple Active, Simple Passive, Progressive Active, Perfect Active, Perfect Passive. he uses-he is using - he used -he has used; he could call-he can be called; they named-they were named- they have been named; he measures- he has measured. Выберите правильный вариант отрицания и вспомогательного глагола для вопроса. 1. They … a new reagent in their experiment. a) does not use he, she, it b) did not use c) is not used 2. We … this metal with sulphuric acid to obtain hydrogen yesterday. a) did not treat b) do not treat c) does not treat 3. The researchers … new substances last week. a) did not obtain b) does not obtain c) were not obtained 4. Soon we shall receive a new laboratory equipment…? a) shall not we b) didn’t we c) don’t we 5. The experiment was very difficult…? a) won’t it b) wasn’t it c) isn’t it 6. … a concentrated solution contain a large amount of a dissolved substance? a) are b) is c) do d) does

Answer 1

Simple Active - he uses - he measures - he used - he could call - they named,Simple Passive - he can be called - they were named, Progressive Active - he is using, Perfect Active - he has measured - he has used, Perfect Passive - they have been named.
1. They … a new reagent in their experiment. b) did not use
2. We … this metal with sulphuric acid to obtain hydrogen yesterday. a) did not treat
3. The researchers … new substances last week. a) did not obtain
4. Soon we shall receive a new laboratory equipment…? a) shall not we
5. The experiment was very difficult…? b) wasn’t it
6. … a concentrated solution contain a large amount of a dissolved substance? d) does

Answer 2

Я могу помочь вам с вашими вопросами по английскому языку. Вот мои ответы:

Сгруппируйте слова по их временным формам:

Simple Active: he uses, he used, he could call, they named, he measures

Simple Passive: he can be called, they were named

Progressive Active: he is using

Perfect Active: he has used, they have used, he has measured

Perfect Passive: they have been named

Выберите правильный вариант отрицания и вспомогательного глагола для вопроса:

1. They … a new reagent in their experiment.

b) did not use

2. We … this metal with sulphuric acid to obtain hydrogen yesterday.

a) did not treat

3. The researchers … new substances last week.

a) did not obtain

4. Soon we shall receive a new laboratory equipment…?

a) shall not we

5. The experiment was very difficult…?

b) wasn’t it

6. … a concentrated solution contain a large amount of a dissolved substance?

d) does