Many children in accidents with machines in the past.
A:hurt
B:were hurting
C:were hurt
D:will be hurt
黔东南苗家吊脚楼是苗族人民智慧的体现。无独有偶,远古时期人们在建造房屋时便能将气候、地理环境等因素综合考虑。以下原始居民中,建造了利于通风防潮的干栏式房屋建筑的是( )
Ten years ago, Mr. Li _____ a teacher.