1. The seeds must be carefully chosen; they must fall on good ground; they must be sedulously tended, if the vivifying fruits are to be at hand when needed.
    要想在需要的时候可随手摘取充满生机的果实，那就必然从选良种做起，然后将其植入肥沃的土地，还需要勤勉地护理。

2. This increases their air-resistance and reduces the shock of impact when they hit the ground.
    这样就加大了空气阻力，并减少了它们着地时冲击力带来的震动。

3. The young man did not wake up until the bed had struck the ground.
    那年轻人直到床撞到地上才醒了过来。

4. The leader of the party was examining the soil near the entrance to the cave when the machine showed that there was gold under the ground.
    当这个队的队长正在检查洞口附近的土壤时，那台机器显示出它的下面埋有金子。

5. The seed was sprayed over the ground in huge quantities by aeroplanes.
    飞机把这种草籽大量地撒播在地上。

6. Today´s cities operate largely on a single plane — the ground.
    现在的城市主要在一个平面上活动——即地面。

7. The creature was on the ground, some distance ahead of him, half hidden by undergrowth and deep shade.
    那只动物在前面离他不远的地面上；矮树丛和纵深的树荫将它遮住了一半。

8. This realization now entered my life like a flow of water dividing previously dry and solid ground, creating two banks, one of which was my past — so familiar and predictable that even my unhappiness then made me happy now just to think of it;
    这种认识就象一股水流一样流进我的生活，把先前干涸坚实的土地一分为二，造成了河流的两岸。河岸的一边是我的过去——这对我来说是如此熟悉, 如此地可以预料，以至于我只要想到它，原先使我感到不快的东西也会使现在的我变得开心起来。

9. They carry all of the water away. Not much water can sink into the holding areas under the ground.
    它们会把所有的水都排走, 能够渗透到地下蓄水区的水就不多了。

10. The area, called the Grand Banks, was the most abundant fishing ground in the world.
    号称大浅滩的海域是当时世界上产鱼最多的渔场。