以下情况属于注意选择性的是()
A.小明逛商场只看见玩具
B.学生能在40分钟的课堂上把注意力放在学习上
C.妈妈边打毛衣边看电视
D.爸爸陪小明看完电视后去看书
参考答案:A
关于等温线的说法错误的是( )
A.有的呈封闭状态
B.等温线密集地区,气温差异大
C.相邻两条等温线温差不同
D.等温线稀疏地区,气温差别小
One of you close friends tells you : “ I am suffering from depression(沮丧、消沉). I have trouble sleeping. I’m often tired. When I think about the future I feel hopeless about it. I don’t enjoy anything. I am never happy. I don’t laugh or smile any more.” You would like to help him/ her to find one or more solutions.
Tell him or her what he/ she should do. ________________________
________________________________________________________