1. Complete the conversations by circling the best answers. Then practise reading them.

(Hoàn thành đoạn hội thoại bằng cách khoanh tròn câu trả lời đúng nhất. Sau đó thực hành đọc chúng.)

1. Nam: Do you think our city will be recognised as a smart city this year?

Minh: __________. There are still many challenges such as air pollution and heavy traffic.

A. I have no doubt about it

B. I’m sure about it

C. This is not true

D. I’m not sure about it

2. Peter: Do you think the smart traffic lights can help prevent traffic jams?

Mai: __________. Traffic lights will gather real-time information from smart sensors and regularly update light timing.

A. I don’t know for sure

B. I have no doubt about it

C. I’m not certain about it

D. I’m not really sure about it

3. David: __________ you want your parents to buy you a bicycle instead of a motorbike?

Lan: I think cycling is a great idea because it helps reduce my carbon footprint.

A. Are you sure

B. Do you care

C. Are you OK

D. Do you like

4. Mr Long: Will it be OK if we sell our house and move into a flat?

Mrs Hoa: __________. Living in a flat will be as nice as living in a house. But we won’t have a big garden or enough space for pets.

A. I’m not really sure about that

B. I’m absolutely sure about it

C. I have no doubt

D. That sounds good