4. Complete the second sentence so that it means the same as the first sentence. Use no more than three words.
(Hoàn thành câu thứ hai sao cho nó có nghĩa giống như câu đầu tiên. Sử dụng không quá ba từ.)
1. We won't go climbing unless it's sunny.
We will go climbing if it's sunny.
(Chúng tôi sẽ đi leo núi nếu trời nắng.)
2. I'll pay for lunch if it isn't too expensive.
I'll pay for lunch _________ is too expensive.
I'll pay for lunch unless it is too expensive.
(Tôi sẽ trả tiền bữa trưa trừ khi nó quá đắt.)
3. Our holiday won't be fun if the weather isn't good.
Our holiday will be fun_________ is good.
Our holiday will be fun if the weather is good.
(Kỳ nghỉ của chúng tôi sẽ vui vẻ nếu thời tiết tốt.)
4. You won't become a great footballer unless you practise every day.
You won't become a great footballer if _________ practise every day.
You won't become a great footballer if you don’t practise every day.
(Bạn sẽ không thể trở thành một cầu thủ bóng đá giỏi nếu không luyện tập hàng ngày.)
5. We'll be there at three o'clock if our train is on time.
We'll be there at three o'clock _________ is late.
We'll be there at three o'clock unless our train is late.
(Chúng tôi sẽ có mặt ở đó lúc ba giờ trừ khi chuyến tàu của chúng tôi bị trễ.)
6. I'll play tennis on Saturday unless I'm still ill.
I'll play tennis on Saturday _________better.
I'll play tennis on Saturday if I’m better.
(Tôi sẽ chơi quần vợt vào thứ bảy nếu tôi khỏe hơn.)








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