Какую формы глагола be в настоящем времени нужно поставить? ? there several quantities when about electric current

There ...are . several quantities that..are..important when we...are...talking about electric current

Yes, I'm currently reading Agatha Christie's "Murder on the Orient Express".

I usually read detective stories.

Yes, my friends help me with my studies.

My friends help me with chemistry and biology. In chemistry, they help you create electronic and graphic formulas, and in biology, they help you understand the topic "Fundamentals of genetics".

I spend most of my time with my friends.

Because we study together, and after school we go home together.

I'm going to the movies next weekend for the premiere of "Side effect".

Level 1.

№1 ответ: D. Conan Doyle and his characters.

№2 ответ:

elementary  -- в тексте: элементарно,другие значения:элементарный,простой;

detective -- в тексте: детективный,другие значения: сыщик;

practice -- в тексте: практика,другие значения: практиковаться,практический;

medical -- в тексте: медицинский;

collection -- в тексте: коллекция.

№3

1. Arthur Conan Doyle invented Sherlock Holmes.

2. Conan Doyle started the fashion of the detective story.

3. Dr. Joseph Bell was the model for Sherlock Holmes’s friend, Dr.Watson.

4. Sherlock Holmes is a quiet man,who only speaks when he has something to say.

Level 2.

№1 ответ: C. Dr. Watson was Conan Doyle’s book character.

№2 ответ: C. There is 221B Baker Street in London.

№3 ответ:

Present Simple Tense: starts,goes,is,learn,appears,speaks,smokes,has,plays,carries,lives,go.

Past Simple Tense: appeared,became,came,invented,was,moved,worked,started,described.

Level 3 .

№1

1. When did Sherlock Holmes first appear?

2. Which profession had Arthur Conan Doyle?

3. Where does Sherlock Holmes live?

№2

3. Sherlock Holmes first appeared in 1882.

5. Arthur Conan Doyle wrote the stories about Sherlock Holmes. He was a doctor.

1. Conan Doyle started the fashion of the detective story.

6. Sherlock Holmes was a quiet man, he smokes a pipe and plays the violin.

2. Sherlock Holmes lives in Baker Street in London.

4. In London there is a pub called the “ Sherlock Holmes”.