Viết lại câu sao cho nghĩa không đổi 1. If you don’t study harder, you ‘ll fail the next exam. => Unless ……………………………………………………………….. 2. If he doesn’t practice writing every day, he can’t improve his writing skill. => Unless ……………………………………………………………….. 3. Unless this man is a driver, he can’t help you move by car. => If ……………………………………………………………….. 4. Unless you go out more often, you might fall ill. => If ……………………………………………………………….. 5. If you don’t return this book to the library today, you’ll have to pay a fine. => Unless ……………………………………………………………….. Giúp em với em cảm ơn ạ

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