A:1
B:2
C:1或-1
D:0
As a student, you should learn how to face____ (各种各样的) difficulties.
①遗存稻谷 ②人面鱼纹彩陶盆 ③干栏式房屋 ④半地穴式圆形房屋
(2015•广东佛山)________ I live in a safe community, I still feel a little worried when I go out at night.
下列说法不正确的是( )