The ______ of living areas makes wild animals become fewer than before.
A:loss
B:lost
C:losing
D:lose
弹簧受到的拉力/N
0
1
2
3
4
5
甲弹簧的长度/cm
6.0
6.5
7.0
7.5
8.0
8.5
乙弹簧的长度/cm
9.0
10.0
11.0