Translate the following passage into your language. Write the given examples in English.
Defining and non-defining relative clauses
In written Language, defining clause gives important information about the subject or object, and are not separated by comma.
We cannot use that as a relative pronoun.
Wrapping an object in aluminum foil, which reduces energy loss, keeps food hot.
Object clauses with prepositions: whom, who
In object clauses when we refer to people and use a preposition, we use whom in formal language.
Enter the address of the person to whom you want to forward the message.
It is more usual informally to use who and put the preposition at the end.
Enter the address of the person (who) you want to forward the message to.
Object clauses with prepositions: preposition + which, whose
Formal
This is the spacecraft in which the astronauts visited the Moon.
The tree from which this drug is obtained only grows in the rainforest.
Informal
This is the spacecraft (which) the astronauts visited the Moon in.
The tree (which) this drug is obtained from only grows in the rainforest.