如图,在平行四边形ABCD中,CE⊥AB且E为垂足.如果∠A=125°,则∠BCE=( )
A:55°
B:35°
C:25°
D:30°
人体细胞中染色体、DNA、基因的关系是( )
下列物质的用途,主要由化学性质决定的是( )
—Yes. The road ________ up with several miles of vehicles within a few minutes.