Question 1

Why is fasses used here instead of the normal present tense fais?

Accepted Answer

The phrase avant que (before) is a conjunction that always requires the subjunctive mood. It triggers the subjunctive because the action of making the cake hasn't happened yet at the time the bowl is prepared, so French grammar treats it as a pending, anticipated event rather than a realized fact.

Question 2

fasses looks very different from fais. How is the subjunctive of faire formed?

Accepted Answer

The verb faire (to do/make) has an irregular subjunctive stem. Instead of taking its stem from the present tense "ils" form like regular verbs do, it uses the irregular base fass-. You then add the regular subjunctive ending for tu (which is -es), giving us tu fasses.

Question 3

What if I was the one making the cake? Would I say "avant que je fasse"?

Accepted Answer

No, and this is an important rule! If the subject is the same for both actions (e.g., "I prepare the bowl before I make the cake"), you must use avant de followed by the infinitive: Je prépare le bol avant de faire le gâteau. We only use avant que + subjunctive in this sentence because there are two different subjects (je and tu).

Question 4

I sometimes see a ne after avant que, like avant que tu ne fasses. Is that required?

Accepted Answer

In formal written French, you will often see an extra ne added after avant que. This is called the "ne explétif" and it doesn't make the sentence negative at all; it is simply a stylistic tradition. In everyday, conversational French, it is usually left out, which is why it doesn't appear in our example sentence.

Je prépare le bol avant que tu fasses le gâteau.

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