研究液体压强的实验分步进行,如图所示是实验中的某一步.若实验中液体的密度不变,从实验中的这一步可得出的结论是( )
A:液体的压强随深度的增加而增大.
B:在同一深度,液体向各个方向的压强相等
C:液体对容器底和侧壁都有压强
D:液体的压强跟深度无关
下列有关黄河的说法,正确的是
我国经济发展的成就体现在我们日常生活中的是 ( )
find, eraser, book, some, a, is, my, too, where, under
This is my desk. Two____ are on it. One is my English book, and the other (另一本) is my math book. You can also see (也能看见)____CDs on the desk. The CDs are ____. My pencil box is on the desk,____. A pen,____ eraser and a ruler ____ in it. The pen is black, the____ is yellow, and the ruler is white. ____ is my pencil? Aha, it's under the desk. Is my computer game ____the desk,too? No, it isn't. Where is it? I can't____it in my room.