I was able to grasp the main points of the speech.
そのスピーチの要点は把握できた。
We admire his hold on the situation.
彼の状況を把握する力には感心する。
He was master of the situation.
彼はその情況を把握していた。
While one of them sped around major parts of the property on the mower, a second made a few sweeps at some tall weeds on the edge of my wife's garden, and the third got into the truck and smoked a cigarette.