直角是[ ]
A.大于90。的角
B.小于90。的角
C.等于90。的角
答案:C
. When he fell over his own feet, his left ankle was sprained, his right hand became ______ and his nose______.
A.swelling; bleeding
B.swollen; bled
C.swelling; bled
D.swollen; bleeding
核心程序