题目

阅读下面短文，从短文后各题所给的A、B、C和D四个选项中, 选出可以填入空白处的最佳选项。In the Ituri rain forest in America live many different tribes(部落), one of 1 is Pygmy.Most of the Pygmies are not taller than four feet. They 2 onlyabout eighty pounds each. In spite of their small size, they are the best 3 amongall the jungle people. Even the great elephant can be 4 by them.They can shoot three or four arrows so 5 that often the last one leaves the bow 6 thefirst has hit its mark. If an arrow should miss its 7, the impatient Pygmy may become very angr在数轴上与﹣1相距3个单位长度的点表示的有理数是___________．