Every winter heavy smog（烟雾） usually hits Harbin.All primary and middle school students don't have classes during the smoggy days.What should we do to prevent the smog harming us in this weather？
（1）Open the window and let fresh air in.
（2）Eat more fruit and vegetables.
（3）Do more outdoor sports，such as jogging and playing basketball.
（4）Wear a mask over mouths and noses when we go outside.
（5）Stay inside as much as possible instead of going outside .（ ）
【考点】常识．
【答案】C
【解答】
【点评】
声明：本试题解析著作权属菁优网所有，未经书面同意，不得复制发布。
发布：2024/4/20 14:35:0组卷：3引用：4难度：0.6
相似题
-
1．Which of the following signs will you probably see in the museum？（ ）
发布：2024/12/27 18:30:2组卷：2引用：2难度：0.7 -
2．What can we know from the program for students？（ ）
After-school Program
Open time：3：30 p.m.-6：30 p.m.jye.ai day
*3：30-5：00 homework &reading
*5：00-6：30 activities
Any questions，call us at 729-3586.发布：2024/12/27 18:30:2组卷：12引用：2难度：0.7 -
3．My baby is only one month old． He weighs ________ kilograms．（ ）
发布：2025/4/7 6:0:1组卷：11引用：1难度：0.8
