猜你喜欢
- 1The (c )of France is paris.
- 2填空They were ------expensive than ------in Beijing.
- 3My spring festival This year I have a happy spr
- 4学校有20间教室,每间教室装有“220V,40W”的电灯5盏,那么在学校教室电路的总保险盒中,应选熔丝规格是?
- 5Jenny,she is my friend Emily.这个句子哪里错了?
- 6I was (in Shanghai) last week.对括号部分提问
- 7居安思危,思则有备,有备无患包含什么哲学道理?
- 8若tana=2,则sin²a-cos²a=
- 9如图所示,一个小球质量为m,静止在光滑的轨道上,现以水平力击打小球,使小球能够通过半径为R的竖直光滑轨道的最高点C,则水平力对小球所做的功至少为( ) A.mgR B.2mgR C.2.5mgR D.3mgR
- 10有It takes sb.some time doing sth.这个句型吗?和有It costs sb some time to do sth 这个句型吗?