Past perfect или past simple? Всего одно предложение No one (think) of this before, and Chris (sell) his idea to a big company.

No one THOUGHT (past simple) of this before, and Chris HAD SOLD (past perfect) his idea to a big company.

Объяснение:Если нужно, я могу объяснить любую тему английского в zoom. Мне нужен опыт в преподавании, поэтому готова бесплатно провести урок.  

No one had thought of this before , and Chris sold his idea to a big company

Объяснение:

He loves her very much (не забываем, что he she it eсли, то глагол будет с -s , если это have, то преобразуется в has) They made a cake for their mother (не забываем про список неправильных глаголов, к которым make относится) I don't know where to do (может where to go (куда идти? А "не куда делать" или what to do?) Where is the girl going? Why are you looking at me like that? You must tell me (после модальных глаголов не ставится to: must, should, can, may, shall, would) She asked me where I was going

Гг вп изи
Why did you put on coat? It's warm at street
He had finished his work at 10pm
By this time we had dinner
Typewriter hadn't type all letters yet when I came
Has your brother returned to Moscow?
We wasn't reach to railway station when rain came
I have never eated sushi
Father come . He's waiting you at the street (внизу, на улице, одно и то же)
You writed this text badly. Write it again
The  have breakfast before we arrive
I bring you some interesting articles
Suddenly I bethinked my promise about bringing a book to my friend
Before next month all of this roses will die
Will he finish an article till 3pm?
When they go away, he started working

Yesterday in this time I walking in park
Look! She playing a guitar well