如图所示,一个静止于斜面上的物体受到几个力的作用( )
A.1个
B.2个
C.3个
D.4个
对物体受力分析如图:
先分析重力,物体与斜面接触,斜面给物体一个支持力一个静摩擦力.
故选:C
We’d better take umbrellas—I’m sure it _____ when we arrive in London; it’s always wet there at this time of year.
A.will rain
B.is raining
C.will be raining
D.would rain