人们常给移栽的大树打针输液，输入的营养液是（  ）

There is a new park near Andy's home. It's fine today. Andy and his family are in the park now. On their left, there is a café. On the right, there is a big lake. There are many flowers and trees around the lake. There's a small hill behind the lake. Near the lake, there are two signs（标记）. One says, "Don't swim in the lake."But you can go boating on the lake. There is a beautiful garden in the middle of the park. There are green grass and beautiful flowers in it. There are some small shops between the lake and garden. The park is so nice. Andy and his family like it very much.

如图所示，装满货物的小车在推力F₁和拉力F₂共同作用下，在水平地面上向右做匀速直线运动，若F₁=50N，F₂=60N，则下列说法中正确的是（　　）

如图，在正方形ABCD中，过B作一直线与CD相交于点E，过A作AF垂直BE于点F，过C作CG垂直BE于点G，在FA上截取FH=FB，再过H作HP垂直AF交AB于P．若CG=3．则△CGE与四边形BFHP的面积之和为____ ．