It is one of ______ in the city.
A:the highest building
B:higher buildings
C:highest buildings
D:the highest buildings
若a + b + c = 0,且b < c < 0,则下列结论:(1)a + b > 0;(2)b + c < 0;(3)c + a > 0;(4)a – c < 0,其中正确的个数是( )
下列词语中,没有错别字的一组是( )