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اللغة الإنجليزية · Bac Lettres · المعامل 4

Relative Clauses — English Bac Lettres

In the Bac Lettres stream, where English is coefficient 4, the Language section rewards precise grammar with quick marks. “My brother, who lives in Paris, is a doctor”: relative clauses add or specify information about a noun using who, which, that, whose or where.

راجعه Équipe Orka · 30 غشت 2026

ضمن برنامج بكالوريا Lettres

English is a major subject in the Bac Lettres stream, with a coefficient of 4 — second only to Arabic Language (coefficient 7) and ahead of History-Geography and Philosophy (coefficient 3). There is no Mathematics in the stream. The high coefficient raises the bar: richer vocabulary, more developed argumentative writing, and firmer control of register and style are expected, and the English mark genuinely shapes the average.

في الامتحان

Three parts: Reading Comprehension, Language, and Writing. In the Lettres stream the Writing task is longer and more demanding — a structured essay with a clear thesis, developed arguments on both sides, illustrative examples and a personal conclusion — and language accuracy and range are scored throughout.

أهداف التعلم

  • Apply this grammar point accurately in the Language section and in the guided writing of the Bac Lettres English exam (coefficient 4)
  • Choose the right relative pronoun by function (who / whom for people, which for things, whose for possession, where for a place)
  • Distinguish a defining clause from a non-defining clause
  • Know when that can replace who / which and when it is forbidden
  • Omit the object relative pronoun correctly in a defining clause

المفاهيم الأساسية

Choosing the relative pronoun

who / whom for people (who as subject, whom as object, more formal), which for things, that for people or things but only in defining clauses, whose for possession, where for a place, when for a time.

Defining clauses

They specify which person / thing is meant and are essential to the meaning: no commas, that is possible, and the object relative pronoun can be omitted. E.g. “The book (that) I read was great.”

Non-defining clauses

They add extra, non-essential information: set off by commas, that is impossible, and the relative pronoun can never be omitted. E.g. “My brother, who lives in Paris, is a doctor.”

الأخطاء الشائعة

1

Using that after a comma (non-defining clause): “My car, that is red, …” is wrong — use which.

2

Omitting the subject relative pronoun: “The man is here lives next door” is wrong — a subject pronoun is needed (who / that): “The man who lives next door is here.”

3

Confusing whose (possession) with who's (contraction of who is): two different words despite the identical pronunciation.

مثال محلول

نص السؤال

Join the two sentences with the right relative pronoun: “This is the house.” / “I grew up in this house.”

التصحيح

Identify the function. “this house” is a place complement in the second sentence.
Choose the pronoun. where replaces a place complement introduced by a preposition: “This is the house where I grew up.”
Alternative with which. You can also keep the preposition explicit: “This is the house which I grew up in.”

افهم الدرس، ثم تدرب.

ينشئ Orka تمارين غير محدودة وامتحانات تجريبية مصححة تغطي برنامج اللغة الإنجليزية في بكالوريا Lettres، مع تتبع تقدمك درساً بعد درس.

تابع مجاناً مع Orka

3 تمارين للتدرب

التمرين 1

Easy
Complete with who or which: “The scientist ___ discovered penicillin was Alexander Fleming.”
عرض التصحيح
who — the scientist is a person, subject of the verb discovered.

التمرين 2

Medium
Join with whose: “I met a woman. Her son is a famous actor.”
عرض التصحيح
“I met a woman whose son is a famous actor.” — whose replaces the possessive adjective her before the noun son.

التمرين 3

Hard
Correct: “My sister, that works in London, is visiting us next week.”
عرض التصحيح
that is forbidden in a non-defining clause (set off by commas): “My sister, who works in London, is visiting us next week.”

تعمق أكثر في هذا الدرس

الأسئلة الشائعة

When can I omit the relative pronoun?

Only in a defining clause where the pronoun works as an object: “The book (that) I read” (that is the object of read). You can never omit a subject relative pronoun or a pronoun in a non-defining clause.

Can which replace that everywhere?

which replaces that in defining clauses about a thing, but only which (never that) is possible in a non-defining clause, the one set off by commas.

How do I recognise a non-defining clause in writing?

It is always set off by commas and could be removed without changing the essential meaning — it only adds extra information, often about a proper noun or an already-identified noun.

English is coefficient 4 in the Lettres stream — how do I revise it seriously?

Treat it as a core subject. For each of the 31 chapters, fix the rule or the word field with two solid examples, and write at least one full essay a fortnight under timed conditions. Read short English articles to build argumentative vocabulary and sentence variety, since range and accuracy are marked directly.

Is this grammar point actually tested on the Bac Lettres English paper?

Yes — in the Language section as gap-fill, sentence-joining or error-correction, and indirectly in Writing, where the same structures decide whether a sentence is marked as accurate. One rule, two examples and one typical mistake per point is enough to cover both.