Future Perfect — English Bac Lettres

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)
Form the future perfect: will have + past participle; negative won't have
Identify a precise future reference point (by + date / time, by the time + present)
Distinguish the future perfect (an action completed before a future point) from the simple future (a future action with no earlier reference)
Use the present simple, never will, in the clause introduced by by the time

المفاهيم الأساسية

Form

will have + past participle. Negative: won't have + past participle. Question: Will + subject + have + past participle?

Use: an action completed before a future point

The future perfect announces that an action will be finished before a specific future moment, introduced by by + date / time (“by 2030”) or by the time + a present-tense clause (“by the time you arrive”).

The by the time clause trap

In the clause introduced by by the time, use the present simple, never will, even though the meaning is future — as in all English time clauses (if, when, before, after, as soon as).

الأخطاء الشائعة

Forgetting have after will: “will finished” is wrong — use “will have finished”.

Using will in the by the time clause: use the present simple (“by the time the guests arrive”, not “will arrive”).

Confusing the future perfect (an action completed before a future point) with the simple future (an action that will happen, with no sense of earlier completion).

مثال محلول

نص السؤال

Put the verb in brackets into the right tense: “By 8 pm, we (finish) dinner.”

التصحيح

Spot the future reference. “By 8 pm” is a precise future moment before which an action must be complete.

Choose the tense. This is the typical future perfect structure: will have + past participle.

Result. “By 8 pm, we will have finished dinner.”

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: “By next year, she (graduate) from university.”

عرض التصحيح

“will have graduated” — an action completed before a future point (next year).

التمرين 2

Medium

Rewrite with by the time: “The train leaves at 6 pm. I will arrive at 6:15 pm.”

عرض التصحيح

“By the time I arrive, the train will have left.” — the train leaving comes before my future arrival; the by the time clause is in the present simple (arrive), the main clause in the future perfect (will have left).

التمرين 3

Hard

Correct: “By the time you will read this letter, I will have leave the country.”

عرض التصحيح

Two errors: the by the time clause must be present simple (read, not will read), and the main verb must be a past participle (will have LEFT, not leave). Corrected: “By the time you read this letter, I will have left the country.”

تعمق أكثر في هذا الدرس

أكثر من 50 تمريناً تفاعلياً في هذا الدرس

تمارين يولدها الذكاء الاصطناعي ويصححها خطوة بخطوة حسب مستواك.

تسجيل الدخول مطلوب

اختبار ذكي متكيف

أسئلة تتكيف تلقائياً مع إجاباتك الصحيحة وأخطائك.

تسجيل الدخول مطلوب

تصحيح امتحانات سابقة مرتبطة بالدرس

مواضيع من الامتحانات الوطنية والجهوية السابقة.

تسجيل الدخول مطلوب

خطة مراجعة شخصية

ترتب أولوية هذا الدرس حسب تقدمك الحقيقي في الشعبة.

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بطاقات مراجعة الدرس

الصيغ والتعريفات الأساسية لمراجعة سريعة.

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مدرس ذكي بالدارجة

اطرح أسئلتك حول الدرس واحصل على شرح فوري.

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الأسئلة الشائعة

Is the future perfect common in the national exam?

Less common than the past perfect or the passive, but it appears regularly in the Language section's tense exercises, usually paired with by or by the time to test recognition of the future reference point.

Can I use will in a time clause?

No, never: after if, when, before, after, as soon as and by the time, use the present simple even for future meaning. Will stays in the main clause.

What is the difference between future perfect simple and continuous?

The future perfect simple (will have + past participle) stresses the completed result; the future perfect continuous (will have been + verb-ing) would stress the duration up to the future point. Only the simple is on the Bac programme.

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.