读“中国地形图”,填空:
(1)山脉:1_________2_________3 _________4_________5_________6_________7_________8_________9_________
(2)高原:10_________高原,11_________高原,12_________高原,13________高原
(3)盆地:14_________盆地,15_________盆地,16_________盆地,17_________盆地
(4)平原:18_________平原,19_________平原
(5)丘陵:20_________丘陵