Question

【题目】Safety comes first. Which is right?

① When you are alone at home, open the door as soon as someone knocks at the door.

②Pay attention to the gas, water and electricity.

③Walk across the street when the traffic lights turn green.

④Don’t mention our private matters when we meet a stranger.

⑤Always meet the persons who you know on the Internet.

A.②③④B.①②⑤C.①③⑤

Answer 1

【答案】A

【解析】

题干“安全第一。哪个是对的？” ① When you are alone at home, open the door as soon as someone knocks at the door. 当你一个人在家时，只要有人敲门就开门。这个说法错误；②Pay attention to the gas, water and electricity. 注意煤气、水和电。这个是正确的；③Walk across the street when the traffic lights turn green. 当绿灯亮时穿过马路。这个是正确的；④Don’t mention our private matters when we meet a stranger. 当我们遇到陌生人时，不要提我们的私事。这个说法正确的；⑤Always meet the persons who you know on the Internet. 总是在网上遇到你认识的人。这个说法是错误的。故2,3,4个是正确的。故选A。