Сборник тонкостей. Английский

If I see a wonderful landscape, ___ is natural and sunny, I want to take a photo of it immediately.

Ответы:

I like only the plants that are lush-flowering and unpretentious.

I know that you are clever.

You want to know more and to study more, which is good.

I don't know in which box there is a candy.

It is in the book that is about art and culture.

I saw it in the article that we read last week.

If I see a sunny landscape, which is wonderful and inspiring, I want to take a photo of it immediately.

Пожалуйста, расставьте запятые, учитывая правила использования запятых при that и which в английском. Объясните (не)использование запятых и использование which или that в каждом случае:

I will not read this book which is big and boring but I will read another one.

My friend said that I was right.

Bring me only the flower that is red and beautiful.

I am trying to find your only key which you lost yesterday.

They make these cakes which are colorful and tasty in their cafe themselves.

Ответы:

I will not read this book, which is big and boring, but I will read another one. – Запятыми выделяется, так как не важная часть. Which ставится также потому что эта часть предложения не важная и её можно вычеркнуть без ущерба для смысла предложения.

My friend said that I was right. – Запятые с that не ставятся, в том числе в конструкциях said that и т.п. That ставится, так как конструкция said that.

Bring me only the flower that is red and beautiful. – Запятыми часть предложения с that не выделяется никогда. That ставится, так как информация важна – нужен конкретный цветок.

I am trying to find your only key, which you lost yesterday. – Запятая ставится, так как информация дополнительная, не важная. Which – также потому что информация не важная, а как дополнительная характеристика ключа.