Do you know _____—Sorry, I don’t know.

Until now, technologies like GPS have mainly been used to help people ________ where they are and what is nearby. [ ]

依次填入下列各句横线处的成语，最恰当的一组是（ ）①在饮水机行业过快发展过程中，监管乏力造成了饮水机市场________的局面，一些伪劣产品严重危害着人们的健康。②世界杯期间，大量外国游客涌入巴西，各色人等_____，导致当地犯罪率急剧上升。③对于风生水起的互联网金融，刘明康表示，不是每一家都是赢家，目前这个领域________，谁走得更好，还需拭目以待。

My grandfather is always thinking for others. In other words, he is always ____.

He is often made _____ for twelve hours a day by his boss.