Which of the following sentences is NOT true, according to the passage?
Câu hỏi:
Which of the following sentences is NOT true, according to the passage?
A. Turn off electrical appliances if we do not use them.
B. Energy-saving light bulbs should be used in order to save electricity.
C. The ways to save energy are not time-consuming or costly.
Trả lời:
2. Thông tin: … closing your curtains at dusk to keep the warm air from escaping through the windows …
Chọn D