Online communities frequently share scanned copies of the answer keys.
At B1, you are supposed to use le subjonctif and le conditionnel passé . If you simply copy the answer without understanding why "bien que" requires the subjunctive, you will fail your speaking exam.
If you are using an older edition without the key, the publisher's website offers a downloadable PDF of the answers for teachers—but students with a simple account registration can often access the "self-study" version.
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